Merge pull request #23 from ajneu/master1

[can-utils.git] / isotpserver.c

diff --git a/isotpserver.c b/isotpserver.c
index b900f279b01dd04427974213b21710161204f0a6..7c0c1eeb5aa2737455d6ef90cd89812237a42236 100644 (file)
--- a/isotpserver.c
+++ b/isotpserver.c
@@ -137,7 +137,6 @@ int main(int argc, char **argv)
        static struct can_isotp_options opts;
        static struct can_isotp_fc_options fcopts;
        static struct can_isotp_ll_options llopts;
-       struct ifreq ifr;
        socklen_t sin_size = sizeof(clientaddr);
        socklen_t caddrlen = sizeof(caddr);
 
@@ -345,12 +344,7 @@ int main(int argc, char **argv)
        }
 
        caddr.can_family = AF_CAN;
-       strcpy(ifr.ifr_name, argv[optind]);
-       if (ioctl(sc, SIOCGIFINDEX, &ifr) < 0) {
-               perror("SIOCGIFINDEX");
-               exit(1);
-       }
-       caddr.can_ifindex = ifr.ifr_ifindex;
+       caddr.can_ifindex = if_nametoindex(argv[optind]);
 
        if (bind(sc, (struct sockaddr *)&caddr, caddrlen) < 0) {
                perror("bind");