[CONNECTOR]: fix sparse gfp nocast warnings

Fix implicit nocast warnings in connector code:
drivers/connector/connector.c:102:24: warning: implicit cast to nocast type
drivers/connector/connector.c:114:45: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/connector/connector.c

@@ -69,7 +69,8 @@ int cn_already_initialized = 0;
  * a new message.
  *
  */
-int cn_netlink_send(struct cn_msg *msg, u32 __group, int gfp_mask)
+int cn_netlink_send(struct cn_msg *msg, u32 __group,
+		    unsigned int __nocast gfp_mask)
 {
 	struct cn_callback_entry *__cbq;
 	unsigned int size;