From c88c2f52fed9554306036385c5c15c012ba49629 Mon Sep 17 00:00:00 2001
From: Danny Kukawka <danny.kukawka@bisect.de>
Date: Mon, 21 Jan 2013 16:57:25 +0100
Subject: btrfs-progs: Handle errors returned from open_ctree

Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de>
Signed-off-by: David Sterba <dsterba@suse.cz>
---
 btrfstune.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'btrfstune.c')

diff --git a/btrfstune.c b/btrfstune.c
index 47830c5a..6950f74d 100644
--- a/btrfstune.c
+++ b/btrfstune.c
@@ -108,6 +108,11 @@ int main(int argc, char *argv[])
 
 	root = open_ctree(device, 0, 1);
 
+	if (!root) {
+		fprintf(stderr, "Open ctree failed\n");
+		return 1;
+	}
+
 	if (seeding_flag) {
 		ret = update_seeding_flag(root, seeding_value);
 		if (!ret)
-- 
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