From 93f4f126ecee53533d798949e96033f6f850c027 Mon Sep 17 00:00:00 2001
From: Qu Wenruo <quwenruo@cn.fujitsu.com>
Date: Wed, 12 Feb 2014 13:44:37 +0800
Subject: [PATCH] btrfs-progs: Fix check_arg_type() which doesn't use
 realpath() result.

Fix a problem that does not use the result of realpath(), which caused
check_arg_type() can't handle mount point which ends with a final '/'.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Cc: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
---
 cmds-filesystem.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmds-filesystem.c b/cmds-filesystem.c
index 39bd1ad6..2b2d068e 100644
--- a/cmds-filesystem.c
+++ b/cmds-filesystem.c
@@ -425,10 +425,10 @@ static int check_arg_type(char *input)
 		return -EINVAL;
 
 	if (realpath(input, path)) {
-		if (is_block_device(input) == 1)
+		if (is_block_device(path) == 1)
 			return BTRFS_ARG_BLKDEV;
 
-		if (is_mount_point(input) == 1)
+		if (is_mount_point(path) == 1)
 			return BTRFS_ARG_MNTPOINT;
 
 		return BTRFS_ARG_UNKNOWN;