diff options
Diffstat (limited to 'networking/udhcp/packet.c')
| -rw-r--r-- | networking/udhcp/packet.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/networking/udhcp/packet.c b/networking/udhcp/packet.c index bd754f7..33c9585 100644 --- a/networking/udhcp/packet.c +++ b/networking/udhcp/packet.c @@ -182,7 +182,7 @@ int FAST_FUNC udhcp_send_kernel_packet(struct dhcp_packet *dhcp_pkt, uint32_t source_nip, int source_port, uint32_t dest_nip, int dest_port) { - struct sockaddr_in client; + struct sockaddr_in sa; unsigned padding; int fd; int result = -1; @@ -195,26 +195,25 @@ int FAST_FUNC udhcp_send_kernel_packet(struct dhcp_packet *dhcp_pkt, } setsockopt_reuseaddr(fd); - memset(&client, 0, sizeof(client)); - client.sin_family = AF_INET; - client.sin_port = htons(source_port); - client.sin_addr.s_addr = source_nip; - if (bind(fd, (struct sockaddr *)&client, sizeof(client)) == -1) { + memset(&sa, 0, sizeof(sa)); + sa.sin_family = AF_INET; + sa.sin_port = htons(source_port); + sa.sin_addr.s_addr = source_nip; + if (bind(fd, (struct sockaddr *)&sa, sizeof(sa)) == -1) { msg = "bind(%s)"; goto ret_close; } - memset(&client, 0, sizeof(client)); - client.sin_family = AF_INET; - client.sin_port = htons(dest_port); - client.sin_addr.s_addr = dest_nip; - if (connect(fd, (struct sockaddr *)&client, sizeof(client)) == -1) { + memset(&sa, 0, sizeof(sa)); + sa.sin_family = AF_INET; + sa.sin_port = htons(dest_port); + sa.sin_addr.s_addr = dest_nip; + if (connect(fd, (struct sockaddr *)&sa, sizeof(sa)) == -1) { msg = "connect"; goto ret_close; } udhcp_dump_packet(dhcp_pkt); - padding = DHCP_OPTIONS_BUFSIZE - 1 - udhcp_end_option(dhcp_pkt->options); result = safe_write(fd, dhcp_pkt, DHCP_SIZE - padding); msg = "write"; |