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Alex Elder 6d3635ed12 net: ipa: terminate message handler arrays
[ Upstream commit 3a9ef3e11c5d33e5cb355b4aad1a4caad2407541 ]

When a QMI handle is initialized, an array of message handler
structures is provided, defining how any received message should
be handled based on its type and message ID.  The QMI core code
traverses this array when a message arrives and calls the function
associated with the (type, msg_id) found in the array.

The array is supposed to be terminated with an empty (all zero)
entry though.  Without it, an unsupported message will cause
the QMI core code to go past the end of the array.

Fix this bug, by properly terminating the message handler arrays
provided when QMI handles are set up by the IPA driver.

Fixes: 530f9216a9 ("soc: qcom: ipa: AP/modem communications")
Reported-by: Sujit Kautkar <sujitka@chromium.org>
Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-03-30 14:31:58 +02:00
arch ARM: OMAP2+: Fix smartreflex init regression after dropping legacy data 2021-03-30 14:31:56 +02:00
block block: Suppress uevent for hidden device when removed 2021-03-30 14:31:52 +02:00
certs certs: Fix blacklist flag type confusion 2021-03-04 11:37:59 +01:00
crypto crypto: mips/poly1305 - enable for all MIPS processors 2021-03-17 17:06:10 +01:00
Documentation KVM: x86: Protect userspace MSR filter with SRCU, and set atomically-ish 2021-03-30 14:31:53 +02:00
drivers net: ipa: terminate message handler arrays 2021-03-30 14:31:58 +02:00
fs squashfs: fix xattr id and id lookup sanity checks 2021-03-30 14:31:54 +02:00
include net: sched: validate stab values 2021-03-30 14:31:57 +02:00
init kgdb: fix to kill breakpoints on initmem after boot 2021-03-04 11:38:46 +01:00
ipc ipc: adjust proc_ipc_sem_dointvec definition to match prototype 2020-09-05 12:14:29 -07:00
kernel bpf: Change inode_storage's lookup_elem return value from NULL to -EBADF 2021-03-30 14:31:56 +02:00
lib kasan: fix memory corruption in kasan_bitops_tags test 2021-03-17 17:06:25 +01:00
LICENSES LICENSES/deprecated: add Zlib license text 2020-09-16 14:33:49 +02:00
mm hugetlb_cgroup: fix imbalanced css_get and css_put pair for shared mappings 2021-03-30 14:31:54 +02:00
net net: sched: validate stab values 2021-03-30 14:31:57 +02:00
samples samples, bpf: Add missing munmap in xdpsock 2021-03-17 17:06:12 +01:00
scripts kbuild: dummy-tools: fix inverted tests for gcc 2021-03-30 14:31:50 +02:00
security integrity: double check iint_cache was initialized 2021-03-30 14:31:55 +02:00
sound ALSA: hda: ignore invalid NHLT table 2021-03-30 14:31:48 +02:00
tools libbpf: Fix INSTALL flag order 2021-03-30 14:31:56 +02:00
usr Merge branch 'work.fdpic' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2020-08-07 13:29:39 -07:00
virt KVM: Use kvm_pfn_t for local PFN variable in hva_to_pfn_remapped() 2021-02-26 10:13:01 +01:00
.clang-format RDMA 5.10 pull request 2020-10-17 11:18:18 -07:00
.cocciconfig scripts: add Linux .cocciconfig for coccinelle 2016-07-22 12:13:39 +02:00
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore .gitignore: docs: ignore sphinx_*/ directories 2020-09-10 10:44:31 -06:00
.mailmap mailmap: add two more addresses of Uwe Kleine-König 2020-12-06 10:19:07 -08:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Move Jason Cooper to CREDITS 2020-11-30 10:20:34 +01:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS MAINTAINERS: move the staging subsystem to lists.linux.dev 2021-03-25 09:04:18 +01:00
Makefile kbuild: add image_name to no-sync-config-targets 2021-03-30 14:31:50 +02:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.