iptunnel: use ll_name_to_index() for physical interface lookup

Although the cache is only initialized in do_show(), this way it is at
least consistent with ip6tunnel.

Signed-off-by: Phil Sutter <phil@nwl.cc>

diff --git a/ip/iptunnel.c b/ip/iptunnel.c
index 803bb8328dffe2999a630eee06ba94ebdb1f01f2..a5478529a2f48e709bd6ad23232135c6688d0120 100644 (file)
--- a/ip/iptunnel.c
+++ b/ip/iptunnel.c
@@ -226,7 +226,7 @@ static int parse_args(int argc, char **argv, int cmd, struct ip_tunnel_parm *p)
        }
 
        if (medium[0]) {
-               p->link = if_nametoindex(medium);
+               p->link = ll_name_to_index(medium);
                if (p->link == 0) {
                        fprintf(stderr, "Cannot find device \"%s\"\n", medium);
                        return -1;