btrfs: remove redundant check of btrfs_iget return value

'btrfs_iget()' can not return NULL, so this test can be removed.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index e690d386ee5ee59479f318c10beb78a1943f1bc4..c698dccb3757338968af9b7e9f815dceab4d6e08 100644 (file)
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -75,8 +75,6 @@ static struct inode *__lookup_free_space_inode(struct btrfs_root *root,
        btrfs_release_path(path);
 
        inode = btrfs_iget(root->fs_info->sb, &location, root, NULL);
-       if (!inode)
-               return ERR_PTR(-ENOENT);
        if (IS_ERR(inode))
                return inode;
        if (is_bad_inode(inode)) {