From: Serge Hallyn <serge.hallyn@ubuntu.com>
Date: Tue, 19 Nov 2013 16:17:46 +0000 (+0000)
Subject: lxc_user_nic: report strerror(errno)
X-Git-Tag: lxc-1.0.0.beta1~128
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d56e223681dfd10e59b23261cabd9084aec786fc;p=thirdparty%2Flxc.git

lxc_user_nic: report strerror(errno)

Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
Acked-by: Stéphane Graber <stgraber@ubuntu.com>
---

diff --git a/src/lxc/lxc_user_nic.c b/src/lxc/lxc_user_nic.c
index da3ae74d4..8c73b554b 100644
--- a/src/lxc/lxc_user_nic.c
+++ b/src/lxc/lxc_user_nic.c
@@ -633,7 +633,7 @@ bool cull_entries(int fd, char *me, char *t, char *br)
 		return true;
 	buf = mmap(NULL, len, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
 	if (buf == MAP_FAILED) {
-		fprintf(stderr, "Failed to create mapping: error %d\n", errno);
+		fprintf(stderr, "Failed to create mapping: %s\n", strerror(errno));
 		return false;
 	}
 
@@ -718,7 +718,7 @@ bool get_nic_if_avail(int fd, char *me, int pid, char *intype, char *br, int all
 		fprintf(stderr, "Failed to set new file size\n");
 	buf = mmap(NULL, len + slen, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
 	if (buf == MAP_FAILED) {
-		fprintf(stderr, "Failed to create mapping after extending: error %d\n", errno);
+		fprintf(stderr, "Failed to create mapping after extending: %s\n", strerror(errno));
 		if (lxc_netdev_delete_by_name(*nicname) != 0)
 			fprintf(stderr, "Error unlinking %s!\n", *nicname);
 		return false;