From 6712828275631b6b627ce97be042c93f4a4aa6c5 Mon Sep 17 00:00:00 2001
From: Alex Lyakas <alex.btrfs@zadarastorage.com>
Date: Tue, 9 Apr 2013 19:08:45 +0200
Subject: btrfs-progs: Fix the receive code pathing

The receive code was not distinguishing properly between the mount root
and the directory to create the received subvolume in.
Also make sure the find_mount_root reports an error if it cannot find
a match at all.

Reported-by: Robert Buhren <robert@robertbuhren.de>
Reported-by: Rory Campbell-Lange <rory@campbell-lange.net>
Reported-by: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
Signed-off-by: Alex Lyakas <alex.btrfs@zadarastorage.com>
Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de>
---
 cmds-send.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'cmds-send.c')

diff --git a/cmds-send.c b/cmds-send.c
index fcde74c..9bb4206 100644
--- a/cmds-send.c
+++ b/cmds-send.c
@@ -84,6 +84,13 @@ int find_mount_root(const char *path, char **mount_root)
 	}
 	fclose(mnttab);
 
+	if (!longest_match) {
+		fprintf(stderr,
+			"ERROR: Failed to find mount root for path %s.\n",
+			path);
+		return -ENOENT;
+	}
+
 	*mount_root = realpath(longest_match, NULL);
 	free(longest_match);
 
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