diff options
Diffstat (limited to 'ip/ipneigh.c')
| -rw-r--r-- | ip/ipneigh.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/ip/ipneigh.c b/ip/ipneigh.c index 5465584..92b7cd6 100644 --- a/ip/ipneigh.c +++ b/ip/ipneigh.c @@ -100,8 +100,9 @@ static int ipneigh_modify(int cmd, int flags, int argc, char **argv) struct ndmsg ndm; char buf[256]; } req; - char *d = NULL; + char *dev = NULL; int dst_ok = 0; + int dev_ok = 0; int lladdr_ok = 0; char * lla = NULL; inet_prefix dst; @@ -135,10 +136,12 @@ static int ipneigh_modify(int cmd, int flags, int argc, char **argv) duparg("address", *argv); get_addr(&dst, *argv, preferred_family); dst_ok = 1; + dev_ok = 1; req.ndm.ndm_flags |= NTF_PROXY; } else if (strcmp(*argv, "dev") == 0) { NEXT_ARG(); - d = *argv; + dev = *argv; + dev_ok = 1; } else { if (strcmp(*argv, "to") == 0) { NEXT_ARG(); @@ -153,7 +156,7 @@ static int ipneigh_modify(int cmd, int flags, int argc, char **argv) } argc--; argv++; } - if (d == NULL || !dst_ok || dst.family == AF_UNSPEC) { + if (!dev_ok || !dst_ok || dst.family == AF_UNSPEC) { fprintf(stderr, "Device and destination are required arguments.\n"); exit(-1); } @@ -175,8 +178,8 @@ static int ipneigh_modify(int cmd, int flags, int argc, char **argv) ll_init_map(&rth); - if ((req.ndm.ndm_ifindex = ll_name_to_index(d)) == 0) { - fprintf(stderr, "Cannot find device \"%s\"\n", d); + if (dev && (req.ndm.ndm_ifindex = ll_name_to_index(dev)) == 0) { + fprintf(stderr, "Cannot find device \"%s\"\n", dev); return -1; } |