Remove trailing whitespace.  Update copyright to include 2004.
diff --git a/networking/udhcp/packet.c b/networking/udhcp/packet.c
index a3c7ae1..7cbd83a 100644
--- a/networking/udhcp/packet.c
+++ b/networking/udhcp/packet.c
@@ -66,7 +66,7 @@
 		return -2;
 	}
 	DEBUG(LOG_INFO, "Received a packet");
-	
+
 	if (packet->op == BOOTREQUEST && (vendor = get_option(packet, DHCP_VENDOR))) {
 		for (i = 0; broken_vendors[i][0]; i++) {
 			if (vendor[OPT_LEN - 2] == (uint8_t) strlen(broken_vendors[i]) &&
@@ -77,7 +77,7 @@
 			}
 		}
 	}
-			    	
+			
 
 	return bytes;
 }
@@ -126,10 +126,10 @@
 		DEBUG(LOG_ERR, "socket call failed: %m");
 		return -1;
 	}
-	
+
 	memset(&dest, 0, sizeof(dest));
 	memset(&packet, 0, sizeof(packet));
-	
+
 	dest.sll_family = AF_PACKET;
 	dest.sll_protocol = htons(ETH_P_IP);
 	dest.sll_ifindex = ifindex;
@@ -150,7 +150,7 @@
 	packet.ip.tot_len = packet.udp.len;
 	memcpy(&(packet.data), payload, sizeof(struct dhcpMessage));
 	packet.udp.check = checksum(&packet, sizeof(struct udp_dhcp_packet));
-	
+
 	packet.ip.tot_len = htons(sizeof(struct udp_dhcp_packet));
 	packet.ip.ihl = sizeof(packet.ip) >> 2;
 	packet.ip.version = IPVERSION;
@@ -173,10 +173,10 @@
 	int n = 1;
 	int fd, result;
 	struct sockaddr_in client;
-	
+
 	if ((fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0)
 		return -1;
-	
+
 	if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char *) &n, sizeof(n)) == -1)
 		return -1;
 
@@ -191,7 +191,7 @@
 	memset(&client, 0, sizeof(client));
 	client.sin_family = AF_INET;
 	client.sin_port = htons(dest_port);
-	client.sin_addr.s_addr = dest_ip; 
+	client.sin_addr.s_addr = dest_ip;
 
 	if (connect(fd, (struct sockaddr *)&client, sizeof(struct sockaddr)) == -1)
 		return -1;
@@ -199,4 +199,4 @@
 	result = write(fd, payload, sizeof(struct dhcpMessage));
 	close(fd);
 	return result;
-}	
+}