net/ipv4/ipconfig: really display the BOOTP/DHCP server's address.

Up to now, the debug and info messages from the ipconfig subsytem
claim to display the IP address of the DHCP/BOOTP server but
display instead the IP address of the bootserver. Fix that.

Signed-off-by: Philippe De Muyter <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

net/ipv4/ipconfig.c

···
 static __be32 ic_netmask = NONE;	/* Netmask for local subnet */
 __be32 ic_gateway = NONE;	/* Gateway IP address */
 
+__be32 ic_addrservaddr = NONE;	/* IP Address of the IP addresses'server */
+
 __be32 ic_servaddr = NONE;	/* Boot server IP address */
 
 __be32 root_server_addr = NONE;	/* Address of NFS server */
···
 	if (ic_myaddr == NONE)
 		ic_myaddr = tip;
 	ic_servaddr = sip;
+	ic_addrservaddr = sip;
 	ic_got_reply = IC_RARP;
 
 drop_unlock:
···
 				ic_servaddr = server_id;
 #ifdef IPCONFIG_DEBUG
 				printk("DHCP: Offered address %pI4 by server %pI4\n",
-				       &ic_myaddr, &ic_servaddr);
+				       &ic_myaddr, &b->iph.saddr);
 #endif
 				/* The DHCP indicated server address takes
 				 * precedence over the bootp header one if
···
 	ic_dev = dev;
 	ic_myaddr = b->your_ip;
 	ic_servaddr = b->server_ip;
+	ic_addrservaddr = b->iph.saddr;
 	if (ic_gateway == NONE && b->relay_ip)
 		ic_gateway = b->relay_ip;
 	if (ic_nameservers[0] == NONE)
···
 	printk("IP-Config: Got %s answer from %pI4, ",
 		((ic_got_reply & IC_RARP) ? "RARP"
 		 : (ic_proto_enabled & IC_USE_DHCP) ? "DHCP" : "BOOTP"),
-	       &ic_servaddr);
+	       &ic_addrservaddr);
 	pr_cont("my address is %pI4\n", &ic_myaddr);
 
 	return 0;