powerpc/ps3: gelic_udbg: use struct udphdr from <linux/udp.h>

Instead of defining a local version of struct udphdr use the standard
definition from <linux/udp.h>.

The 'src' field is named 'source' in the <linux/udp.h> definition.
Signed-off-by: NLuis Henriques <luis.henriques@canonical.com>
Signed-off-by: NMichael Ellerman <mpe@ellerman.id.au>

arch/powerpc/platforms/ps3/gelic_udbg.c

@@ -17,6 +17,7 @@
 #include <linux/etherdevice.h>
 #include <linux/if_vlan.h>
 #include <linux/ip.h>
+#include <linux/udp.h>
 
 #include <asm/io.h>
 #include <asm/udbg.h>
@@ -61,13 +62,6 @@ struct debug_block {
 	u8 pkt[1520];
 } __packed;
 
-struct udphdr {
-	u16 src;
-	u16 dest;
-	u16 len;
-	u16 checksum;
-} __packed;
-
 static __iomem struct ethhdr *h_eth;
 static __iomem struct vlan_hdr *h_vlan;
 static __iomem struct iphdr *h_ip;
@@ -186,7 +180,7 @@ static void gelic_debug_init(void)
 
 	header_size += sizeof(struct udphdr);
 	h_udp = (struct udphdr *)(h_ip + 1);
-	h_udp->src = GELIC_DEBUG_PORT;
+	h_udp->source = GELIC_DEBUG_PORT;
 	h_udp->dest = GELIC_DEBUG_PORT;
 
 	pmsgc = pmsg = (char *)(h_udp + 1);