silence "sh: 1: zfs: not found" errors on systems without ZFS

Signed-off-by: S.Çağlar Onur <caglar@10ur.org> Signed-off-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>

silence "sh: 1: zfs: not found" errors on systems without ZFS
0fc0d057 · S.Çağlar Onur · Serge Hallyn · a8428dfa · 0fc0d057
Commit 0fc0d057 authored Apr 30, 2013 by S.Çağlar Onur Committed by Serge Hallyn Apr 30, 2013
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bdev.c src/lxc/bdev.c +1 -1

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--- a/src/lxc/bdev.c
+++ b/src/lxc/bdev.c
@@ -440,7 +440,7 @@ static int zfs_list_entry(const char *path, char *output)
 	FILE *f;
 	int found=0;

-	if ((f = popen("zfs list", "r")) == NULL) {
+	if ((f = popen("zfs list 2> /dev/null", "r")) == NULL) {
 		SYSERROR("popen failed");
 		return 0;
 	}