genetlink: simplify genl_notify

The genl_notify function has too many arguments for no real reason - all
callers use genl_info to get them anyway. Just pass the genl_info down to
genl_notify.

Signed-off-by: Jiri Benc <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 520bef8..66c963d 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2190,9 +2190,8 @@
 				   struct genl_info *info)
 {
 	if (info)
-		genl_notify(&hwsim_genl_family, mcast_skb,
-			    genl_info_net(info), info->snd_portid,
-			    HWSIM_MCGRP_CONFIG, info->nlhdr, GFP_KERNEL);
+		genl_notify(&hwsim_genl_family, mcast_skb, info,
+			    HWSIM_MCGRP_CONFIG, GFP_KERNEL);
 	else
 		genlmsg_multicast(&hwsim_genl_family, mcast_skb, 0,
 				  HWSIM_MCGRP_CONFIG, GFP_KERNEL);