convert print_IPaddr() to %pI4

Now that our printf functions support the %pI4 modifier like the kernel,
let's drop the inflexible print_IPaddr() function and covert over to the
%pI4 modifier.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
CC: Ben Warren <biggerbadderben@gmail.com>
diff --git a/net/bootp.c b/net/bootp.c
index 83465e4..d1cbd39 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -271,17 +271,11 @@
 
 #ifdef DEBUG_BOOTP_EXT
 	puts ("[BOOTP] Received fields: \n");
-	if (NetOurSubnetMask) {
-		puts ("NetOurSubnetMask : ");
-		print_IPaddr (NetOurSubnetMask);
-		putc ('\n');
-	}
+	if (NetOurSubnetMask)
+		printf ("NetOurSubnetMask : %pI4\n", &NetOurSubnetMask);
 
-	if (NetOurGatewayIP) {
-		puts ("NetOurGatewayIP	: ");
-		print_IPaddr (NetOurGatewayIP);
-		putc ('\n');
-	}
+	if (NetOurGatewayIP)
+		printf ("NetOurGatewayIP	: %pI4", &NetOurGatewayIP);
 
 	if (NetBootFileSize) {
 		printf ("NetBootFileSize : %d\n", NetBootFileSize);
@@ -942,9 +936,7 @@
 				DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp);
 			BootpCopyNetParams(bp); /* Store net params from reply */
 			dhcp_state = BOUND;
-			puts ("DHCP client bound to address ");
-			print_IPaddr(NetOurIP);
-			putc ('\n');
+			printf ("DHCP client bound to address %pI4\n", &NetOurIP);
 
 			/* Obey the 'autoload' setting */
 			if ((s = getenv("autoload")) != NULL) {
diff --git a/net/net.c b/net/net.c
index a55f4d3..da3f4cd 100644
--- a/net/net.c
+++ b/net/net.c
@@ -1461,9 +1461,7 @@
 			case ICMP_REDIRECT:
 				if (icmph->code != ICMP_REDIR_HOST)
 					return;
-				puts (" ICMP Host Redirect to ");
-				print_IPaddr(icmph->un.gateway);
-				putc(' ');
+				printf (" ICMP Host Redirect to %pI4 ", &icmph->un.gateway);
 				return;
 #if defined(CONFIG_CMD_PING)
 			case ICMP_ECHO_REPLY:
@@ -1805,15 +1803,6 @@
 	return htons(id);
 }
 
-void print_IPaddr (IPaddr_t x)
-{
-	char tmp[16];
-
-	ip_to_string (x, tmp);
-
-	puts (tmp);
-}
-
 IPaddr_t getenv_IPaddr (char *var)
 {
 	return (string_to_ip(getenv(var)));
diff --git a/net/nfs.c b/net/nfs.c
index f290014..0101629 100644
--- a/net/nfs.c
+++ b/net/nfs.c
@@ -741,18 +741,16 @@
 	printf ("Using %s device\n", eth_get_name());
 #endif
 
-	puts ("File transfer via NFS from server "); print_IPaddr (NfsServerIP);
-	puts ("; our IP address is ");		    print_IPaddr (NetOurIP);
+	printf("File transfer via NFS from server %pI4"
+		"; our IP address is %pI4", &NfsServerIP, &NetOurIP);
 
 	/* Check if we need to send across this subnet */
 	if (NetOurGatewayIP && NetOurSubnetMask) {
 		IPaddr_t OurNet	    = NetOurIP	  & NetOurSubnetMask;
 		IPaddr_t ServerNet  = NetServerIP & NetOurSubnetMask;
 
-		if (OurNet != ServerNet) {
-			puts ("; sending through gateway ");
-			print_IPaddr (NetOurGatewayIP) ;
-		}
+		if (OurNet != ServerNet)
+			printf("; sending through gateway %pI4", &NetOurGatewayIP);
 	}
 	printf ("\nFilename '%s/%s'.", nfs_path, nfs_filename);
 
diff --git a/net/tftp.c b/net/tftp.c
index 3dac3d8..b0f1cca 100644
--- a/net/tftp.c
+++ b/net/tftp.c
@@ -508,18 +508,16 @@
 #if defined(CONFIG_NET_MULTI)
 	printf ("Using %s device\n", eth_get_name());
 #endif
-	puts ("TFTP from server ");	print_IPaddr (TftpServerIP);
-	puts ("; our IP address is ");	print_IPaddr (NetOurIP);
+	printf("TFTP from server %pI4"
+		"; our IP address is %pI4", &TftpServerIP, &NetOurIP);
 
 	/* Check if we need to send across this subnet */
 	if (NetOurGatewayIP && NetOurSubnetMask) {
 	    IPaddr_t OurNet	= NetOurIP    & NetOurSubnetMask;
 	    IPaddr_t ServerNet	= TftpServerIP & NetOurSubnetMask;
 
-	    if (OurNet != ServerNet) {
-		puts ("; sending through gateway ");
-		print_IPaddr (NetOurGatewayIP) ;
-	    }
+	    if (OurNet != ServerNet)
+		printf("; sending through gateway %pI4", &NetOurGatewayIP);
 	}
 	putc ('\n');