iproute2: Improve "ip netns add" failure error message

Report the name of the network namespace that could not be
added.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

diff --git a/ip/ipnetns.c b/ip/ipnetns.c
index ae5509021a6f69d21dfced35400cb7c89dc5a077..4fce379a4b2e307be9d254c853ba09d4d48f2da6 100644 (file)
--- a/ip/ipnetns.c
+++ b/ip/ipnetns.c
@@ -135,8 +135,8 @@ static int netns_exec(int argc, char **argv)
        snprintf(net_path, sizeof(net_path), "%s/%s", NETNS_RUN_DIR, name);
        netns = open(net_path, O_RDONLY);
        if (netns < 0) {
-               fprintf(stderr, "Cannot open network namespace: %s\n",
-                       strerror(errno));
+               fprintf(stderr, "Cannot open network namespace %s: %s\n",
+                       name, strerror(errno));
                return EXIT_FAILURE;
        }
        if (setns(netns, CLONE_NEWNET) < 0) {