From 7354b179aff3dccac22c6e9110a26b5885606a12 Mon Sep 17 00:00:00 2001 From: Anand Jain Date: Wed, 7 Oct 2015 17:23:23 +0800 Subject: [PATCH] Btrfs: add missing brelse when superblock checksum fails commit b2acdddfad13c38a1e8b927d83c3cf321f63601a upstream. Looks like oversight, call brelse() when checksum fails. Further down the code, in the non error path, we do call brelse() and so we don't see brelse() in the goto error paths. Signed-off-by: Anand Jain Reviewed-by: David Sterba Signed-off-by: David Sterba Signed-off-by: Greg Kroah-Hartman --- fs/btrfs/disk-io.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index f48d5fc352a91..469051b01fbfd 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2336,6 +2336,7 @@ int open_ctree(struct super_block *sb, if (btrfs_check_super_csum(bh->b_data)) { printk(KERN_ERR "BTRFS: superblock checksum mismatch\n"); err = -EINVAL; + brelse(bh); goto fail_alloc; } -- 2.47.2