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authorNamhyung Kim <namhyung@gmail.com>2010-10-26 14:22:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-26 16:52:15 -0700
commit571428be550fbe37160596995e96ad398873fcbd (patch)
treeeddfb410db3ae0260f5a0a5d4301869ba02779e9 /kernel/user.c
parent562f5e638de4ef451226552fe8dd7847bacea24e (diff)
downloadop-kernel-dev-571428be550fbe37160596995e96ad398873fcbd.zip
op-kernel-dev-571428be550fbe37160596995e96ad398873fcbd.tar.gz
kernel/user.c: add lock release annotation on free_user()
free_user() releases uidhash_lock but was missing annotation. Add it. This removes following sparse warnings: include/linux/spinlock.h:339:9: warning: context imbalance in 'free_user' - unexpected unlock kernel/user.c:120:6: warning: context imbalance in 'free_uid' - wrong count at exit Signed-off-by: Namhyung Kim <namhyung@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Dhaval Giani <dhaval.giani@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/user.c')
-rw-r--r--kernel/user.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/user.c b/kernel/user.c
index 7e72614..2c7d8d5 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -91,6 +91,7 @@ static struct user_struct *uid_hash_find(uid_t uid, struct hlist_head *hashent)
* upon function exit.
*/
static void free_user(struct user_struct *up, unsigned long flags)
+ __releases(&uidhash_lock)
{
uid_hash_remove(up);
spin_unlock_irqrestore(&uidhash_lock, flags);
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