From cf93dccea67ad8f5e0d9163c6a0a584550bbd7cd Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Sun, 2 Sep 2012 07:44:51 -0600 Subject: [PATCH] Btrfs: fix possible memory leak in scrub_setup_recheck_block() bbio has been malloced in btrfs_map_block() and should be freed before leaving from the error handling cases. spatch with a semantic match is used to found this problem. (http://coccinelle.lip6.fr/) Signed-off-by: Wei Yongjun --- fs/btrfs/scrub.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index b223620cd5a6..4e9eafe01c55 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -1029,6 +1029,7 @@ static int scrub_setup_recheck_block(struct scrub_dev *sdev, spin_lock(&sdev->stat_lock); sdev->stat.malloc_errors++; spin_unlock(&sdev->stat_lock); + kfree(bbio); return -ENOMEM; } sblock->page_count++; -- 2.39.5