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| author |   Jules Irenge <jbi.octave@gmail.com> | 2020-04-06 20:08:30 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-07 10:43:41 -0700 |
| commit | bc22b18b1f805dd785c408060f21aecb4c500ea5 (patch) | |
| tree | c6eec90f119adf550bc73e9badbcc4bb2ab931f3 /mm | |
| parent | mm/zsmalloc: add missing annotation for pin_tag() (diff) | |
| download | wireguard-linux-bc22b18b1f805dd785c408060f21aecb4c500ea5.tar.xz wireguard-linux-bc22b18b1f805dd785c408060f21aecb4c500ea5.zip | |
mm/zsmalloc: add missing annotation for unpin_tag()
Sparse reports a warning at unpin_tag()()
warning: context imbalance in unpin_tag() - unexpected unlock
The root cause is the missing annotation at unpin_tag()
Add the missing __releases(bitlock) annotation
Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Minchan Kim <minchan@kernel.org>
Link: http://lkml.kernel.org/r/20200214204741.94112-14-jbi.octave@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/zsmalloc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 7bac76ae11b3..2aa2d524a343 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -896,7 +896,7 @@ static void pin_tag(unsigned long handle) __acquires(bitlock) bit_spin_lock(HANDLE_PIN_BIT, (unsigned long *)handle); } -static void unpin_tag(unsigned long handle) +static void unpin_tag(unsigned long handle) __releases(bitlock) { bit_spin_unlock(HANDLE_PIN_BIT, (unsigned long *)handle); } |