ipv4: fix checkpatch errors

Fix checkpatch errors of the following type:
	* ERROR: "foo * bar" should be "foo *bar"
	* ERROR: "(foo*)" should be "(foo *)"

Signed-off-by: Daniel Baluta <dbaluta@ixiacom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 50009c7..9f380ac 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -410,7 +410,7 @@
 	__wsum wcheck;
 };
 
-static int ping_getfrag(void *from, char * to,
+static int ping_getfrag(void *from, char *to,
 			int offset, int fraglen, int odd, struct sk_buff *skb)
 {
 	struct pingfakehdr *pfh = (struct pingfakehdr *)from;