diff options
| -rw-r--r-- | usr.sbin/arp/arp.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/usr.sbin/arp/arp.c b/usr.sbin/arp/arp.c index a0e228c..2ee9d67 100644 --- a/usr.sbin/arp/arp.c +++ b/usr.sbin/arp/arp.c @@ -555,6 +555,9 @@ search(u_long addr, action_fn *action) /* * Display an arp entry */ +static char lifname[IF_NAMESIZE]; +static int64_t lifindex = -1; + static void print_entry(struct sockaddr_dl *sdl, struct sockaddr_inarp *addr, struct rt_msghdr *rtm) @@ -562,7 +565,6 @@ print_entry(struct sockaddr_dl *sdl, const char *host; struct hostent *hp; struct iso88025_sockaddr_dl_data *trld; - char ifname[IF_NAMESIZE]; int seg; if (nflag == 0) @@ -591,8 +593,12 @@ print_entry(struct sockaddr_dl *sdl, } } else printf("(incomplete)"); - if (if_indextoname(sdl->sdl_index, ifname) != NULL) - printf(" on %s", ifname); + if (sdl->sdl_index != lifindex && + if_indextoname(sdl->sdl_index, lifname) != NULL) { + lifindex = sdl->sdl_index; + printf(" on %s", lifname); + } else if (sdl->sdl_index == lifindex) + printf(" on %s", lifname); if (rtm->rtm_rmx.rmx_expire == 0) printf(" permanent"); else { |
