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[PATCH] md/bitmap.c:bitmap_mask_state(): fix inconsequent NULL checking

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We dereference bitmap both one line above and one line below this check
rendering this check quite useless.

Spotted by the Coverity checker.

Signed-off-by: Adrian Bunk <[email protected]>
Cc: Alasdair G Kergon <[email protected]>
Cc: Neil Brown <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Adrian Bunk 2006-03-25 03:07:51 -08:00 • committed by Linus Torvalds
commit 7e31765550
1 changed files with 1 additions and 1 deletions
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2
drivers/md/bitmap.c
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@ -556,7 +556,7 @@ static void bitmap_mask_state(struct bitmap *bitmap, enum bitmap_state bits,
unsigned long flags;
spin_lock_irqsave(&bitmap->lock, flags);
if (!bitmap || !bitmap->sb_page) { /* can't set the state */
if (!bitmap->sb_page) { /* can't set the state */
spin_unlock_irqrestore(&bitmap->lock, flags);
return;
}