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authorAnand Jain <anand.jain@oracle.com>2015-10-07 17:23:23 +0800
committerDavid Sterba <dsterba@suse.com>2016-01-07 14:26:53 +0100
commitb2acdddfad13c38a1e8b927d83c3cf321f63601a (patch)
tree30ff6c1f9a64f202b26809f98ca0314100776236 /fs/btrfs/disk-io.c
parent4ef7675344d687a0ef5b0d7c0cee12da005870c0 (diff)
downloadlwn-b2acdddfad13c38a1e8b927d83c3cf321f63601a.tar.gz
lwn-b2acdddfad13c38a1e8b927d83c3cf321f63601a.zip
Btrfs: add missing brelse when superblock checksum fails
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 <anand.jain@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 974be09e7556..216f97765b56 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2668,6 +2668,7 @@ 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;
}