diff options
Diffstat (limited to 'networking/udhcp/arpping.c')
| -rw-r--r-- | networking/udhcp/arpping.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/networking/udhcp/arpping.c b/networking/udhcp/arpping.c index 471e36d62..9c8b9c562 100644 --- a/networking/udhcp/arpping.c +++ b/networking/udhcp/arpping.c @@ -44,9 +44,7 @@ struct arpMsg { /* FIXME: match response against chaddr */ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface) { - int timeout = 2; - int optval = 1; int s; /* socket */ int rv = 1; /* return value */ struct sockaddr addr; /* for interface name */ @@ -56,12 +54,13 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface) time_t prevTime; - if ((s = socket(PF_PACKET, SOCK_PACKET, htons(ETH_P_ARP))) == -1) { + s = socket(PF_PACKET, SOCK_PACKET, htons(ETH_P_ARP)); + if (s == -1) { bb_perror_msg(bb_msg_can_not_create_raw_socket); return -1; } - if (setsockopt(s, SOL_SOCKET, SO_BROADCAST, &optval, sizeof(optval)) == -1) { + if (setsockopt_broadcast(s) == -1) { bb_perror_msg("cannot setsocketopt on raw socket"); close(s); return -1; |