diff mbox series

[25/30] zram: Add missing annotatin for zram_slot_lock()

Message ID 20200223231711.157699-26-jbi.octave@gmail.com (mailing list archive)
State New, archived
Headers show
Series None | expand

Commit Message

Jules Irenge Feb. 23, 2020, 11:17 p.m. UTC 
Sparse reports a warning at zram_slot_lock()
warning: context imbalance in zram_slot_lock() - wrong count at exit
The root cause is the missing annotation at zram_slot_lock()
Add the missing  __acquires(ZRAM_LOCK) annotation

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
---
 drivers/block/zram/zram_drv.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 1bdb5793842b..1462b1bfec11 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -62,6 +62,7 @@  static int zram_slot_trylock(struct zram *zram, u32 index)
 }
 
 static void zram_slot_lock(struct zram *zram, u32 index)
+	__acquires(ZRAM_LOCK)
 {
 	bit_spin_lock(ZRAM_LOCK, &zram->table[index].flags);
 }