Fix new checkpatch.pl issue

	src/ipv4.c:208: ERROR: "foo * bar" should be "foo *bar"
	total: 1 errors, 0 warnings, 1414 lines checked
	error: src/ipv4.c does not comply with Linux kernel coding style

src/ipv4.c

@@ -205,7 +205,7 @@ static int ipv4_get_route(struct rtentry *route)
 	}
 
 #else
-	FILE * fp;
+	FILE *fp;
 	uint32_t total_bytes_read = 0;
 
 	char *saveptr3 = NULL;