[PATCH] d_alloc_root() fixes: adfs

 - leak of root inode if d_alloc_root() fails.

fs/adfs/super.c

@@ -333,6 +333,7 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent)
 	struct object_info root_obj;
 	unsigned char *b_data;
 	struct adfs_sb_info *asb;
+	struct inode *root;
 
 	asb = kmalloc(sizeof(*asb), GFP_KERNEL);
 	if (!asb)
@@ -443,10 +444,11 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent)
 		asb->s_namelen = ADFS_F_NAME_LEN;
 	}
 
-	sb->s_root = d_alloc_root(adfs_iget(sb, &root_obj));
+	root = adfs_iget(sb, &root_obj);
+	sb->s_root = d_alloc_root(root);
 	if (!sb->s_root) {
 		int i;
-
+		iput(root);
 		for (i = 0; i < asb->s_map_size; i++)
 			brelse(asb->s_map[i].dm_bh);
 		kfree(asb->s_map);