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Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jlbec/ocfs2

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* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jlbec/ocfs2:
  ocfs2_connection_find() returns pointer to bad structure
  ocfs2: char is not always signed
  Ocfs2: Stop tracking a negative dentry after dentry_iput().
  ocfs2: fix memory leak
  fs/ocfs2/dlm: Use GFP_ATOMIC under spin_lock
This commit is contained in:
Linus Torvalds 2010-12-06 20:08:25 -08:00
commit 086b17046c
5 changed files with 15 additions and 10 deletions
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14
fs/ocfs2/cluster/heartbeat.c
View File

@ -1964,8 +1964,10 @@ static struct config_item *o2hb_heartbeat_group_make_item(struct config_group *g
if (reg == NULL) if (reg == NULL)
return ERR_PTR(-ENOMEM); return ERR_PTR(-ENOMEM);
if (strlen(name) > O2HB_MAX_REGION_NAME_LEN) if (strlen(name) > O2HB_MAX_REGION_NAME_LEN) {
return ERR_PTR(-ENAMETOOLONG); ret = -ENAMETOOLONG;
goto free;
}
spin_lock(&o2hb_live_lock); spin_lock(&o2hb_live_lock);
reg->hr_region_num = 0; reg->hr_region_num = 0;
@ -1974,7 +1976,8 @@ static struct config_item *o2hb_heartbeat_group_make_item(struct config_group *g
O2NM_MAX_REGIONS); O2NM_MAX_REGIONS);
if (reg->hr_region_num >= O2NM_MAX_REGIONS) { if (reg->hr_region_num >= O2NM_MAX_REGIONS) {
spin_unlock(&o2hb_live_lock); spin_unlock(&o2hb_live_lock);
return ERR_PTR(-EFBIG); ret = -EFBIG;
goto free;
} }
set_bit(reg->hr_region_num, o2hb_region_bitmap); set_bit(reg->hr_region_num, o2hb_region_bitmap);
} }
@ -1986,10 +1989,13 @@ static struct config_item *o2hb_heartbeat_group_make_item(struct config_group *g
ret = o2hb_debug_region_init(reg, o2hb_debug_dir); ret = o2hb_debug_region_init(reg, o2hb_debug_dir);
if (ret) { if (ret) {
config_item_put(&reg->hr_item); config_item_put(&reg->hr_item);
return ERR_PTR(ret); goto free;
} }
return &reg->hr_item; return &reg->hr_item;
free:
kfree(reg);
return ERR_PTR(ret);
} }
static void o2hb_heartbeat_group_drop_item(struct config_group *group, static void o2hb_heartbeat_group_drop_item(struct config_group *group,

1
fs/ocfs2/dcache.c
View File

@ -476,7 +476,6 @@ static void ocfs2_dentry_iput(struct dentry *dentry, struct inode *inode)
out: out:
iput(inode); iput(inode);
ocfs2_dentry_attach_gen(dentry);
} }
/* /*

2
fs/ocfs2/dlm/dlmdomain.c
View File

@ -959,7 +959,7 @@ static int dlm_match_regions(struct dlm_ctxt *dlm,
r += O2HB_MAX_REGION_NAME_LEN; r += O2HB_MAX_REGION_NAME_LEN;
} }
local = kmalloc(sizeof(qr->qr_regions), GFP_KERNEL); local = kmalloc(sizeof(qr->qr_regions), GFP_ATOMIC);
if (!local) { if (!local) {
status = -ENOMEM; status = -ENOMEM;
goto bail; goto bail;

6
fs/ocfs2/ocfs2.h
View File

@ -159,9 +159,9 @@ struct ocfs2_lock_res {
char l_name[OCFS2_LOCK_ID_MAX_LEN]; char l_name[OCFS2_LOCK_ID_MAX_LEN];
unsigned int l_ro_holders; unsigned int l_ro_holders;
unsigned int l_ex_holders; unsigned int l_ex_holders;
char l_level; signed char l_level;
char l_requested; signed char l_requested;
char l_blocking; signed char l_blocking;
/* Data packed - type enum ocfs2_lock_type */ /* Data packed - type enum ocfs2_lock_type */
unsigned char l_type; unsigned char l_type;

2
fs/ocfs2/stack_user.c
View File

@ -190,7 +190,7 @@ static struct ocfs2_live_connection *ocfs2_connection_find(const char *name)
return c; return c;
} }
return c; return NULL;
} }
/* /*