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Removed warning about unitialized parameter

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Dimitri Lozeve 2016-06-11 14:30:21 +02:00
parent 711d5a0fa8
commit 80415b8fdd
1 changed files with 5 additions and 0 deletions
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5
arp.c
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@ -28,12 +28,17 @@ int send_arp_request(int sockfd, int ifindex, struct sockaddr_in *ipaddr, unsign
const unsigned char ether_broadcast_addr[]= {0xff,0xff,0xff,0xff,0xff,0xff}; const unsigned char ether_broadcast_addr[]= {0xff,0xff,0xff,0xff,0xff,0xff};
struct sockaddr_ll addr; struct sockaddr_ll addr;
memset(&addr, 0, sizeof(addr));
addr.sll_family = AF_PACKET; /* always AF_PACKET */ addr.sll_family = AF_PACKET; /* always AF_PACKET */
addr.sll_protocol = htons(ETH_P_ARP); /* physical-layer protocol */ addr.sll_protocol = htons(ETH_P_ARP); /* physical-layer protocol */
addr.sll_ifindex = ifindex; /* interface number */ addr.sll_ifindex = ifindex; /* interface number */
addr.sll_halen = ETHER_ADDR_LEN; /* length of address */ addr.sll_halen = ETHER_ADDR_LEN; /* length of address */
/* physical-layer address: */ /* physical-layer address: */
memcpy(addr.sll_addr, ether_broadcast_addr, ETHER_ADDR_LEN); memcpy(addr.sll_addr, ether_broadcast_addr, ETHER_ADDR_LEN);
/* The following fields should be 0 when you send packets, see
packet(7) */
addr.sll_hatype = 0;
addr.sll_pkttype = 0;
#ifdef DEBUG #ifdef DEBUG
printf("[OK] Destination structure (struct sockaddr_ll) " printf("[OK] Destination structure (struct sockaddr_ll) "