Commit Graph

441746 Commits

Author SHA1 Message Date
Malcolm Priestley
5d4fe75704 staging: vt6656: rxtx: s_vFillTxKey fix pMACHeader sparse warning
Endian convert __le16 pMACHeader->frame_control and pMACHeader->seq_ctrl
back to cpu.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 16:05:28 -07:00
Malcolm Priestley
2fbb230c8a staging: vt6656: rxtx: s_vFillTxKey Fix base type pdwExtIV
Use base type to __le32.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 16:05:28 -07:00
Malcolm Priestley
fb453db9bf staging: vt6656: rxtx s_vFillTxKey Fix pdwIV base type
Use base type __le32 and endian correct changed values.

Correct endian conversions to cpu_to_le32.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 16:05:28 -07:00
Malcolm Priestley
fbfaccff4f staging: vt6656: rxtx.c: s_vFillTxKey Replace dwRevIVCounter
Fix base type to __le32 and remove camel case.

Camel case change
dwRevIVCounter -> rev_iv_counter

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 16:05:28 -07:00
Jake Edge
038dcf12b6 staging/rtl8187se fix sparse complaints
Fix the following sparse complaints:

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt.c:201:5: warning: symbol 'ieee80211_crypto_init' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt.c:222:6: warning: symbol 'ieee80211_crypto_deinit' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt_ccmp.c:446:5: warning: symbol 'ieee80211_crypto_ccmp_init' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt_ccmp.c:452:6: warning: symbol 'ieee80211_crypto_ccmp_exit' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt_wep.c:264:5: warning: symbol 'ieee80211_crypto_wep_init' was not declared. Should it be static?

drivers/staging/rtl8187se//ieee80211/ieee80211_crypt_wep.c:269:6: warning: symbol 'ieee80211_crypto_wep_exit' was not declared. Should it be static?

by adding an include file into source files and moving some
declarations around into the proper header files.

Signed-off-by: Jake Edge <jake@edge2.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 16:03:47 -07:00
Martin Kepplinger
26827c836c staging: rtl8187se: fix pointer and return statement's syntax
Use the common kernel coding style.

Signed-off-by: Martin Kepplinger <martink@posteo.de>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 16:02:33 -07:00
Jonas Hahnfeld
d1a9107116 staging: rtl8187se: Fix warning symbol should be static
This patch solves some sparse warnings about "symbol [...] was not
declared. Should it be static?" by including the correct header files.

Signed-off-by: Jonas Hahnfeld <hahnjo@hahnjo.de>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 16:02:32 -07:00
Daeseok Youn
693d963430 staging: cxt1e1: replace OS_kmalloc/OS_kfree with kzalloc/kfree
Replace OS_kmalloc/OS_kfree with kzalloc/kfree.
And also some allocation doesn't need to use GFP_DMA
so just use GFP_KERNEL.

c4_new() function is never called, remove it.

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:55 -07:00
Michael Welling
4786c87a1e STAGING: cxt1e1: Remove curly braces
Removes unnecessary curly braces from for loop in eeprom_delay.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:32 -07:00
Michael Welling
eef74d4aaa STAGING: cxt1e1: More formatting fixes
Removes parens as are not necessary for return.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:31 -07:00
Michael Welling
63809f5eea STAGING: cxt1e1: Formatting fixes checkpatch issues
Removes spaces before & where needed.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:31 -07:00
Michael Welling
447d7403a6 STAGING: cxt1e1: Remove volatile variable
Removes volatile variable.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:31 -07:00
Michael Welling
f30629812e STAGING: cxt1e1: Fixes comment blocks
Comment block fixes.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:31 -07:00
Michael Welling
50fd8b1fa3 STAGING: cxt1e1: Indentation fixes
Indentation fixes using Lindent.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:31 -07:00
Michael Welling
9200b4dadb STAGING: cxt1e1: Remove sparse warnings
Removes sparse warnings by including a header and adding static to some functions.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:30 -07:00
Matei Oprea
542ef8a6fb staging: cxt1e1: hwprobe: fix incorrect type in assignment
This patch fixes "incorrect type in argument 1" warning from sparse.

Signed-off-by: Matei Oprea <eu@opreamatei.ro>
Cc: ROSEdu Kernel Community <firefly@lists.rosedu.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:58:30 -07:00
Hayato Suzuki
ea143c4f6a staging: speakup: fix typo in kobjects.c
Correct spelling typo in kobjects.c

Signed-off-by: Hayato Suzuki <hytszk@gmail.com>
Acked-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:54:32 -07:00
Jason Cooper
c5ace7bf7a staging: crypto: skein: add TODO file
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:43 -07:00
Jason Cooper
fc9824747c staging: crypto: skein: remove unnecessary line continuation
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:43 -07:00
Jason Cooper
7584a87871 staging: crypto: skein: remove braces from single-statement block
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:43 -07:00
Jason Cooper
906b492e77 staging: crypto: skein: remove externs from .c files
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:43 -07:00
Jason Cooper
522e358d2d staging: crypto: skein: wrap multi-line macros in do-while loops
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:43 -07:00
Jason Cooper
161a2afdf5 staging: crypto: skein: fix brace placement errors
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:42 -07:00
Jason Cooper
51cc00fd1e staging: crypto: skein: fix do/while brace formatting
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:42 -07:00
Jason Cooper
60eb817520 staging: crypto: skein: cleanup >80 character lines
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:42 -07:00
Jason Cooper
06a620f09e staging: crypto: skein: remove trailing whitespace
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:42 -07:00
Jason Cooper
39bd42b085 staging: crypto: skein: fix leading whitespace
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:42 -07:00
Jason Cooper
e6d336f5c6 staging: crypto: skein: dos2unix, remove executable perms
$ find drivers/staging/skein -type f | xargs todos -d
$ chmod -x drivers/staging/skein/skeinApi.c
$ chmod -x drivers/staging/skein/include/skeinApi.h

Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:41 -07:00
Jason Cooper
a0d5dd8432 staging: crypto: skein: cleanup whitespace around operators/punc.
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:41 -07:00
Jason Cooper
cd4811a64c staging: crypto: skein: fixup pointer whitespace
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:41 -07:00
Jason Cooper
b9761ccb55 staging: crypto: skein: use u8, u64 vice uint*_t
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:41 -07:00
Jason Cooper
11d9ffb2ca staging: crypto: skein: remove all typedef {struct, enum}
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:41 -07:00
Jason Cooper
2ab31bba2d staging: crypto: skein: remove unneeded typedefs
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:40 -07:00
Jason Cooper
8eee37872e staging: crypto: skein: remove __cplusplus and an unneeded stddef.h
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:40 -07:00
Jason Cooper
da13dfd7e6 staging: crypto: skein: remove skein_port.h
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:40 -07:00
Jason Cooper
5057bbbe74 staging: crypto: skein: remove brg_*.h includes
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:47:40 -07:00
Jason Cooper
c2c7426bfc staging: crypto: skein: allow building statically
These are the minimum changes required to get the code to build
statically in the kernel.  It's necessary to do this first so that we
can empirically determine that future cleanup patches aren't changing
the generated object code.

Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:46:48 -07:00
Jason Cooper
449bb8125e staging: crypto: skein: import code from Skein3Fish.git
This is a byte-for-byte copy of the skein implementation found at:

  https://github.com/wernerd/Skein3Fish.git

Specifically, from the master branch at commit:

  00e925444c2c Merge pull request #4 from csm/master

The next commit will do the minimum necessary to build this code as a
module.

I've generated the sha256 sums of the files by:

$ (cd drivers/staging/skein; find . -type f | sort | xargs sha256sum)
bcd73168e5805b1b157dbf08863e6a8c217a7b270b6be1a361540591b00624e3  ./CMakeLists.txt
e1adb97dd9e87bc7c05892ed7863a66d1d9fde6728a97a8b7b092709da664d29  ./include/brg_endian.h
240329b4ca4d829ac4d1490e96e83118e161e719e448c7e8dbf15735ab8a8e87  ./include/brg_types.h
0d8f16438f641fa365844a5991220eb04969f0a19c60dff08e10f521e74db5c3  ./include/skein.h
8f7362796e9e43f7619d51020d6faeedce786492b65bebd2ff6a833b621051cb  ./include/skeinApi.h
90510d8a9f686c3bfbf6cf7737237e3fa263c1ed5046b0f19727ba55b9bffeb9  ./include/skein_iv.h
42c6c8eff8f364ee2f0de3177d468dbceba9c6a73222fea473fe6d603213806a  ./include/skein_port.h
0154a4b8d54f5aa424b39a7ee668b31f2522b907bf3a8536fe46440b584531a1  ./include/threefishApi.h
ac0fc0f95a48a716d30cf02e5adad77af17725a938f939cf94f6dfba42badeca  ./skein.c
7af70b177bc63690f68eebceca2dbfef8a4473dcc847ae3525508c65c7d7bcc1  ./skeinApi.c
d7ef7330be8253f7f061de3c36880dbc83b0f5d90c8f2b72d3478766f54fbff0  ./skeinBlockNo3F.c
8bb3d7864afc9eab5569949fb2799cb6f14e583ba00641313cf877a5aea1c763  ./skein_block.c
438e6cb59a0090166e8f1e39418c0a2d0036737a32c5e2822c2ed8b803e2132f  ./threefish1024Block.c
e812ec6f2881300e90c803cfd9d044e954f1ca64faa2fc17a709f56a2f122ff8  ./threefish256Block.c
926f680057e128cdd1feba4a8544c177a74420137af480267b949ae79f3d02b8  ./threefish512Block.c
19357f5d47e7183bc8558a8d0949a3f5a80a931848917d26f36eebb7d205f003  ./threefishApi.c

Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-04-18 15:46:48 -07:00
Vlad Yasevich
b14878ccb7 net: sctp: cache auth_enable per endpoint
Currently, it is possible to create an SCTP socket, then switch
auth_enable via sysctl setting to 1 and crash the system on connect:

Oops[#1]:
CPU: 0 PID: 0 Comm: swapper Not tainted 3.14.1-mipsgit-20140415 #1
task: ffffffff8056ce80 ti: ffffffff8055c000 task.ti: ffffffff8055c000
[...]
Call Trace:
[<ffffffff8043c4e8>] sctp_auth_asoc_set_default_hmac+0x68/0x80
[<ffffffff8042b300>] sctp_process_init+0x5e0/0x8a4
[<ffffffff8042188c>] sctp_sf_do_5_1B_init+0x234/0x34c
[<ffffffff804228c8>] sctp_do_sm+0xb4/0x1e8
[<ffffffff80425a08>] sctp_endpoint_bh_rcv+0x1c4/0x214
[<ffffffff8043af68>] sctp_rcv+0x588/0x630
[<ffffffff8043e8e8>] sctp6_rcv+0x10/0x24
[<ffffffff803acb50>] ip6_input+0x2c0/0x440
[<ffffffff8030fc00>] __netif_receive_skb_core+0x4a8/0x564
[<ffffffff80310650>] process_backlog+0xb4/0x18c
[<ffffffff80313cbc>] net_rx_action+0x12c/0x210
[<ffffffff80034254>] __do_softirq+0x17c/0x2ac
[<ffffffff800345e0>] irq_exit+0x54/0xb0
[<ffffffff800075a4>] ret_from_irq+0x0/0x4
[<ffffffff800090ec>] rm7k_wait_irqoff+0x24/0x48
[<ffffffff8005e388>] cpu_startup_entry+0xc0/0x148
[<ffffffff805a88b0>] start_kernel+0x37c/0x398
Code: dd0900b8  000330f8  0126302d <dcc60000> 50c0fff1  0047182a  a48306a0
03e00008  00000000
---[ end trace b530b0551467f2fd ]---
Kernel panic - not syncing: Fatal exception in interrupt

What happens while auth_enable=0 in that case is, that
ep->auth_hmacs is initialized to NULL in sctp_auth_init_hmacs()
when endpoint is being created.

After that point, if an admin switches over to auth_enable=1,
the machine can crash due to NULL pointer dereference during
reception of an INIT chunk. When we enter sctp_process_init()
via sctp_sf_do_5_1B_init() in order to respond to an INIT chunk,
the INIT verification succeeds and while we walk and process
all INIT params via sctp_process_param() we find that
net->sctp.auth_enable is set, therefore do not fall through,
but invoke sctp_auth_asoc_set_default_hmac() instead, and thus,
dereference what we have set to NULL during endpoint
initialization phase.

The fix is to make auth_enable immutable by caching its value
during endpoint initialization, so that its original value is
being carried along until destruction. The bug seems to originate
from the very first days.

Fix in joint work with Daniel Borkmann.

Reported-by: Joshua Kinard <kumba@gentoo.org>
Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Tested-by: Joshua Kinard <kumba@gentoo.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-18 18:32:00 -04:00
David S. Miller
5a292f7bc6 Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
John W. Linville says:

====================
pull request: wireless 2014-04-17

Please pull this batch of fixes intended for the 3.15 stream...

For the mac80211 bits, Johannes says:

"We have a fix from Chun-Yeow to not look at management frame bitrates
that are typically really low, two fixes from Felix for AP_VLAN
interfaces, a fix from Ido to disable SMPS settings when a monitor
interface is enabled, a radar detection fix from Michał and a fix from
myself for a very old remain-on-channel bug."

For the iwlwifi bits, Emmanuel says:

"I have new device IDs and a new firmware API. These are the trivial
ones. The less trivial ones are Johannes's fix that delays the
enablement of an interrupt coalescing hardware until after association
- this fixes a few connection problems seen in the field. Eyal has a
bunch of rate control fixes. I decided to add these for 3.15 because
they fix some disconnection and packet loss scenarios which were
reported by the field. I also have a fix for a memory leak that
happens only with a very new NIC."

Along with those...

Amitkumar Karwar fixes a couple of problems relating to driver/firmware
interactions in mwifiex.

Christian Engelmayer avoids a couple of potential memory leaks in
the new rsi driver.

Eliad Peller provides a wl18xx mailbox alignment fix for problems
when using new firmware.

Frederic Danis adds a couple of missing debugging strings to the
cw1200 driver.

Geert Uytterhoeven adds a variable initialization inside of the
rsi driver.

Luciano Coelho patches the wlcore code to ignore dummy packet events
in PLT mode in order to work around a firmware bug.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-18 18:29:44 -04:00
Ivan Vecera
ba67b51003 tg3: update rx_jumbo_pending ring param only when jumbo frames are enabled
The patch fixes a problem with dropped jumbo frames after usage of
'ethtool -G ... rx'.

Scenario:
1. ip link set eth0 up
2. ethtool -G eth0 rx N # <- This zeroes rx-jumbo
3. ip link set mtu 9000 dev eth0

The ethtool command set rx_jumbo_pending to zero so any received jumbo
packets are dropped and you need to use 'ethtool -G eth0 rx-jumbo N'
to workaround the issue.
The patch changes the logic so rx_jumbo_pending value is changed only if
jumbo frames are enabled (MTU > 1500).

Signed-off-by: Ivan Vecera <ivecera@redhat.com>
Acked-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-18 18:01:13 -04:00
dingtianhong
dc8eaaa006 vlan: Fix lockdep warning when vlan dev handle notification
When I open the LOCKDEP config and run these steps:

modprobe 8021q
vconfig add eth2 20
vconfig add eth2.20 30
ifconfig eth2 xx.xx.xx.xx

then the Call Trace happened:

[32524.386288] =============================================
[32524.386293] [ INFO: possible recursive locking detected ]
[32524.386298] 3.14.0-rc2-0.7-default+ #35 Tainted: G           O
[32524.386302] ---------------------------------------------
[32524.386306] ifconfig/3103 is trying to acquire lock:
[32524.386310]  (&vlan_netdev_addr_lock_key/1){+.....}, at: [<ffffffff814275f4>] dev_mc_sync+0x64/0xb0
[32524.386326]
[32524.386326] but task is already holding lock:
[32524.386330]  (&vlan_netdev_addr_lock_key/1){+.....}, at: [<ffffffff8141af83>] dev_set_rx_mode+0x23/0x40
[32524.386341]
[32524.386341] other info that might help us debug this:
[32524.386345]  Possible unsafe locking scenario:
[32524.386345]
[32524.386350]        CPU0
[32524.386352]        ----
[32524.386354]   lock(&vlan_netdev_addr_lock_key/1);
[32524.386359]   lock(&vlan_netdev_addr_lock_key/1);
[32524.386364]
[32524.386364]  *** DEADLOCK ***
[32524.386364]
[32524.386368]  May be due to missing lock nesting notation
[32524.386368]
[32524.386373] 2 locks held by ifconfig/3103:
[32524.386376]  #0:  (rtnl_mutex){+.+.+.}, at: [<ffffffff81431d42>] rtnl_lock+0x12/0x20
[32524.386387]  #1:  (&vlan_netdev_addr_lock_key/1){+.....}, at: [<ffffffff8141af83>] dev_set_rx_mode+0x23/0x40
[32524.386398]
[32524.386398] stack backtrace:
[32524.386403] CPU: 1 PID: 3103 Comm: ifconfig Tainted: G           O 3.14.0-rc2-0.7-default+ #35
[32524.386409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2007
[32524.386414]  ffffffff81ffae40 ffff8800d9625ae8 ffffffff814f68a2 ffff8800d9625bc8
[32524.386421]  ffffffff810a35fb ffff8800d8a8d9d0 00000000d9625b28 ffff8800d8a8e5d0
[32524.386428]  000003cc00000000 0000000000000002 ffff8800d8a8e5f8 0000000000000000
[32524.386435] Call Trace:
[32524.386441]  [<ffffffff814f68a2>] dump_stack+0x6a/0x78
[32524.386448]  [<ffffffff810a35fb>] __lock_acquire+0x7ab/0x1940
[32524.386454]  [<ffffffff810a323a>] ? __lock_acquire+0x3ea/0x1940
[32524.386459]  [<ffffffff810a4874>] lock_acquire+0xe4/0x110
[32524.386464]  [<ffffffff814275f4>] ? dev_mc_sync+0x64/0xb0
[32524.386471]  [<ffffffff814fc07a>] _raw_spin_lock_nested+0x2a/0x40
[32524.386476]  [<ffffffff814275f4>] ? dev_mc_sync+0x64/0xb0
[32524.386481]  [<ffffffff814275f4>] dev_mc_sync+0x64/0xb0
[32524.386489]  [<ffffffffa0500cab>] vlan_dev_set_rx_mode+0x2b/0x50 [8021q]
[32524.386495]  [<ffffffff8141addf>] __dev_set_rx_mode+0x5f/0xb0
[32524.386500]  [<ffffffff8141af8b>] dev_set_rx_mode+0x2b/0x40
[32524.386506]  [<ffffffff8141b3cf>] __dev_open+0xef/0x150
[32524.386511]  [<ffffffff8141b177>] __dev_change_flags+0xa7/0x190
[32524.386516]  [<ffffffff8141b292>] dev_change_flags+0x32/0x80
[32524.386524]  [<ffffffff8149ca56>] devinet_ioctl+0x7d6/0x830
[32524.386532]  [<ffffffff81437b0b>] ? dev_ioctl+0x34b/0x660
[32524.386540]  [<ffffffff814a05b0>] inet_ioctl+0x80/0xa0
[32524.386550]  [<ffffffff8140199d>] sock_do_ioctl+0x2d/0x60
[32524.386558]  [<ffffffff81401a52>] sock_ioctl+0x82/0x2a0
[32524.386568]  [<ffffffff811a7123>] do_vfs_ioctl+0x93/0x590
[32524.386578]  [<ffffffff811b2705>] ? rcu_read_lock_held+0x45/0x50
[32524.386586]  [<ffffffff811b39e5>] ? __fget_light+0x105/0x110
[32524.386594]  [<ffffffff811a76b1>] SyS_ioctl+0x91/0xb0
[32524.386604]  [<ffffffff815057e2>] system_call_fastpath+0x16/0x1b

========================================================================

The reason is that all of the addr_lock_key for vlan dev have the same class,
so if we change the status for vlan dev, the vlan dev and its real dev will
hold the same class of addr_lock_key together, so the warning happened.

we should distinguish the lock depth for vlan dev and its real dev.

v1->v2: Convert the vlan_netdev_addr_lock_key to an array of eight elements, which
	could support to add 8 vlan id on a same vlan dev, I think it is enough for current
	scene, because a netdev's name is limited to IFNAMSIZ which could not hold 8 vlan id,
	and the vlan dev would not meet the same class key with its real dev.

	The new function vlan_dev_get_lockdep_subkey() will return the subkey and make the vlan
	dev could get a suitable class key.

v2->v3: According David's suggestion, I use the subclass to distinguish the lock key for vlan dev
	and its real dev, but it make no sense, because the difference for subclass in the
	lock_class_key doesn't mean that the difference class for lock_key, so I use lock_depth
	to distinguish the different depth for every vlan dev, the same depth of the vlan dev
	could have the same lock_class_key, I import the MAX_LOCK_DEPTH from the include/linux/sched.h,
	I think it is enough here, the lockdep should never exceed that value.

v3->v4: Add a huge array of locking keys will waste static kernel memory and is not a appropriate method,
	we could use _nested() variants to fix the problem, calculate the depth for every vlan dev,
	and use the depth as the subclass for addr_lock_key.

Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-18 17:48:30 -04:00
Linus Torvalds
38137a5188 InfiniBand/RDMA updates for 3.15-rc2:
- Mostly cxgb4 fixes unblocked by the merge of some prerequisites via
    the net tree.
 
  - Drop deprecated MSI-X API use.
 
  - A couple other miscellaneous things.
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Merge tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

Pull infiniband/rdma updates from Roland Dreier:

 - mostly cxgb4 fixes unblocked by the merge of some prerequisites via
   the net tree

 - drop deprecated MSI-X API use.

 - a couple other miscellaneous things.

* tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  RDMA/cxgb4: Fix over-dereference when terminating
  RDMA/cxgb4: Use uninitialized_var()
  RDMA/cxgb4: Add missing debug stats
  RDMA/cxgb4: Initialize reserved fields in a FW work request
  RDMA/cxgb4: Use pr_warn_ratelimited
  RDMA/cxgb4: Max fastreg depth depends on DSGL support
  RDMA/cxgb4: SQ flush fix
  RDMA/cxgb4: rmb() after reading valid gen bit
  RDMA/cxgb4: Endpoint timeout fixes
  RDMA/cxgb4: Use the BAR2/WC path for kernel QPs and T5 devices
  IB/mlx5: Add block multicast loopback support
  IB/mthca: Use pci_enable_msix_exact() instead of pci_enable_msix()
  IB/qib: Use pci_enable_msix_range() instead of pci_enable_msix()
2014-04-18 13:49:42 -07:00
Vineet Gupta
64ee9f32c3 ARC: Delete stale barrier.h
Commit 93ea02bb84 ("arch: Clean up asm/barrier.h implementations")
wired generic barrier.h for ARC, but failed to delete the existing file.

In 3.15, due to rcupdate.h updates, this causes a build breakage on ARC:

      CC      arch/arc/kernel/asm-offsets.s
    In file included from include/linux/sched.h:45:0,
                     from arch/arc/kernel/asm-offsets.c:9:
    include/linux/rculist.h: In function __list_add_rcu:
    include/linux/rculist.h:54:2: error: implicit declaration of function smp_store_release [-Werror=implicit-function-declaration]
      rcu_assign_pointer(list_next_rcu(prev), new);
      ^

Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-04-18 13:49:15 -07:00
Linus Torvalds
674366e90e PCI updates for v3.15:
Host bridge drivers
     - Fix OF interrupt mapping for DesignWare, R-Car, Tegra (Lucas Stach)
     - Fix DesignWare iATU programming (Mohit Kumar)
 
   Miscellaneous
     - Fix powerpc NULL dereference from list_for_each_entry() update (Mike Qiu)
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Merge tag 'pci-v3.15-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "These are fixes for a powerpc NULL pointer dereference, an OF
  interrupt mapping issue on some of the new host bridges, and a
  DesignWare iATU issue.

  Host bridge drivers
   - Fix OF interrupt mapping for DesignWare, R-Car, Tegra (Lucas Stach)
   - Fix DesignWare iATU programming (Mohit Kumar)

  Miscellaneous
    - Fix powerpc NULL dereference from list_for_each_entry() update (Mike Qiu)"

* tag 'pci-v3.15-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  PCI: tegra: Use new OF interrupt mapping when possible
  PCI: rcar: Use new OF interrupt mapping when possible
  PCI: designware: Use new OF interrupt mapping when possible
  PCI: designware: Fix iATU programming for cfg1, io and mem viewport
  PCI: designware: Fix comment for setting number of lanes
  powerpc/PCI: Fix NULL dereference in sys_pciconfig_iobase() list traversal
2014-04-18 10:56:27 -07:00
Linus Torvalds
b81fd5ba60 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID fixes from Jiri Kosina:
 - fix for merge window mismerge in hid-sony, from Frank Praznik
 - fix for Surface Type/Touch Cover 2 device, from Benjamin Tissoires
 - quirk for ThinkPad Helix sensor hub from Stephen Chandler Paul

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid:
  HID: core: do not scan constant input report
  Revert "HID: microsoft: Add ID's for Surface Type/Touch Cover 2"
  HID: sensor-hub: add sensor hub quirk for ThinkPad Helix
  HID: sony: Fix cancel_work_sync mismerge
2014-04-18 10:31:34 -07:00
Linus Torvalds
2f3e12bd9c sound fixes for 3.15-rc2
Just a copule of HD-audio device/codec-specific quirks, and a
 trivial replacement of udelay() with mdelay() in the old es18xx
 driver code.  All should be safe to apply.
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Merge tag 'sound-3.15-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Just a copule of HD-audio device/codec-specific quirks, and a trivial
  replacement of udelay() with mdelay() in the old es18xx driver code.
  All should be safe to apply"

* tag 'sound-3.15-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda/realtek - Add headset Mic support for Dell machine
  ALSA: hda - add headset mic detect quirk for a Dell laptop
  ALSA: es18xx driver should use udelay error
  ALSA: hda/realtek - Add support of ALC288 codec
2014-04-18 10:28:27 -07:00
Linus Torvalds
345ef87b37 Devicetree fixes for 3.15:
- Fix error handling in of_update_property
 - Fix section mismatch warnings in __reserved_mem_check_root
 - Add empty of_find_node_by_path for !OF builds
 - Add various missing binding documentation
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Merge tag 'dt-fixes-for-3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree fixes from Rob Herring:
 - fix error handling in of_update_property
 - fix section mismatch warnings in __reserved_mem_check_root
 - add empty of_find_node_by_path for !OF builds
 - add various missing binding documentation

* tag 'dt-fixes-for-3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  of: add empty of_find_node_by_path() for !OF
  of: Clean up of_update_property
  DT: add vendor prefix for EBV Elektronik
  of: Fix the section mismatch warnings.
  of: Add vendor prefix for Digi International Inc.
  DT: I2C: Add trivial bindings used by kirkwood boards
  DT: Vendor: Add prefixes used by Kirkwood devices
  DT: bindings: add missing Marvell Kirkwood SoC documentation
  dt-bindings: add vendor-prefix for Newhaven Display
  of: add vendor prefix for I2SE GmbH
  of: add vendor prefix for ISEE 2007 S.L.
2014-04-18 10:19:01 -07:00
Linus Torvalds
962bf3eadf xfs: bug fixes for 3.15-rc2
Data corruption fixes:
 - fix a bunch of delayed allocation state mismatches
 - fix collapse/zero range bugs
 - fix a direct IO block mapping bug @ EOF
 
 Other fixes:
 - fix a use after free on metadata IO error
 - fix a use after free on IO error during unmount
 - fix an incorrect error sign on direct IO write errors
 - add missing O_TMPFILE inode security context initialisation
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Merge tag 'xfs-for-linus-3.15-rc2' of git://oss.sgi.com/xfs/xfs

Pull xfs bug fixes from Dave Chinner:
 "The fixes are for data corruption issues, memory corruption and
  regressions for changes merged in -rc1.

  Data corruption fixes:
   - fix a bunch of delayed allocation state mismatches
   - fix collapse/zero range bugs
   - fix a direct IO block mapping bug @ EOF

  Other fixes:
   - fix a use after free on metadata IO error
   - fix a use after free on IO error during unmount
   - fix an incorrect error sign on direct IO write errors
   - add missing O_TMPFILE inode security context initialisation"

* tag 'xfs-for-linus-3.15-rc2' of git://oss.sgi.com/xfs/xfs:
  xfs: fix tmpfile/selinux deadlock and initialize security
  xfs: fix buffer use after free on IO error
  xfs: wrong error sign conversion during failed DIO writes
  xfs: unmount does not wait for shutdown during unmount
  xfs: collapse range is delalloc challenged
  xfs: don't map ranges that span EOF for direct IO
  xfs: zeroing space needs to punch delalloc blocks
  xfs: xfs_vm_write_end truncates too much on failure
  xfs: write failure beyond EOF truncates too much data
  xfs: kill buffers over failed write ranges properly
2014-04-18 10:17:37 -07:00
Linus Torvalds
7d77879bfd This contains two fixes.
The first is to remove a duplication of creating debugfs files that
 already exist and causes an error report to be printed due to the
 failure of the second creation.
 
 The second is a memory leak fix that was introduced in 3.14.
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Merge tag 'trace-fixes-v3.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing fixes from Steven Rostedt:
 "This contains two fixes.

  The first is to remove a duplication of creating debugfs files that
  already exist and causes an error report to be printed due to the
  failure of the second creation.

  The second is a memory leak fix that was introduced in 3.14"

* tag 'trace-fixes-v3.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  tracing/uprobes: Fix uprobe_cpu_buffer memory leak
  tracing: Do not try to recreated toplevel set_ftrace_* files
2014-04-18 10:16:43 -07:00