Fix btrfs_fill_super to return -EINVAL when no FS found

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 709e33d08bb5..5547607681f4 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -728,9 +728,8 @@ struct btrfs_root *open_ctree(struct super_block *sb,
         struct btrfs_root *dev_root = kmalloc(sizeof(struct btrfs_root),
                                               GFP_NOFS);
         int ret;
-        int err = -EIO;
+        int err = -EINVAL;
         struct btrfs_super_block *disk_super;
-
         if (!extent_root || !tree_root || !fs_info) {
                 err = -ENOMEM;
                 goto fail;