ath6kl: Cleanup void * in ath6kl_cfg80211_scan_node()

Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c
index d28e72a..dc299a6 100644
--- a/drivers/net/wireless/ath/ath6kl/cfg80211.c
+++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c
@@ -721,9 +721,8 @@
 }
 
 /* struct ath6kl_node_table::nt_nodelock is locked when calling this */
-void ath6kl_cfg80211_scan_node(void *arg, struct bss *ni)
+void ath6kl_cfg80211_scan_node(struct wiphy *wiphy, struct bss *ni)
 {
-	struct wiphy *wiphy = (struct wiphy *)arg;
 	u16 size;
 	unsigned char *ieeemgmtbuf = NULL;
 	struct ieee80211_mgmt *mgmt;
diff --git a/drivers/net/wireless/ath/ath6kl/common.h b/drivers/net/wireless/ath/ath6kl/common.h
index ab03f44..6b0d456 100644
--- a/drivers/net/wireless/ath/ath6kl/common.h
+++ b/drivers/net/wireless/ath/ath6kl/common.h
@@ -177,5 +177,4 @@
 int ath6kl_core_init(struct ath6kl *ar);
 int ath6kl_unavail_ev(struct ath6kl *ar);
 struct sk_buff *ath6kl_buf_alloc(int size);
-void ath6kl_cfg80211_scan_node(void *arg, struct bss *ni);
 #endif /* COMMON_H */
diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h
index f3f588a..7417022 100644
--- a/drivers/net/wireless/ath/ath6kl/core.h
+++ b/drivers/net/wireless/ath/ath6kl/core.h
@@ -540,4 +540,5 @@
 void ath6kl_wakeup_event(void *dev);
 void ath6kl_target_failure(struct ath6kl *ar);
 
+void ath6kl_cfg80211_scan_node(struct wiphy *wiphy, struct bss *ni);
 #endif /* CORE_H */