ath6kl: Cleanup void *parent_dev in struct wmi

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/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index d574d08f..1d6294f 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -1053,7 +1053,7 @@
 
 	/* Indicate that WMI is enabled (although not ready yet) */
 	set_bit(WMI_ENABLED, &ar->flag);
-	ar->wmi = ath6kl_wmi_init((void *) ar);
+	ar->wmi = ath6kl_wmi_init(ar);
 	if (!ar->wmi) {
 		ath6kl_err("failed to initialize wmi\n");
 		status = -EIO;
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c
index 6e4febf..9b06a82 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.c
+++ b/drivers/net/wireless/ath/ath6kl/wmi.c
@@ -2724,7 +2724,7 @@
 	spin_unlock_bh(&wmi->lock);
 }
 
-void *ath6kl_wmi_init(void *dev)
+void *ath6kl_wmi_init(struct ath6kl *dev)
 {
 	struct wmi *wmi;
 
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h
index bbaa704..afc9be9 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.h
+++ b/drivers/net/wireless/ath/ath6kl/wmi.h
@@ -114,7 +114,7 @@
 	bool ready;
 	u16 stream_exist_for_ac[WMM_NUM_AC];
 	u8 fat_pipe_exist;
-	void *parent_dev;
+	struct ath6kl *parent_dev;
 	struct wmi_stats stat;
 	struct ath6kl_node_table scan_table;
 	u8 bssid[ETH_ALEN];
@@ -2018,7 +2018,7 @@
 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 rx_meta_version,
 				       bool rx_dot11_hdr, bool defrag_on_host);
 
-void *ath6kl_wmi_init(void *devt);
+void *ath6kl_wmi_init(struct ath6kl *devt);
 void ath6kl_wmi_shutdown(struct wmi *wmi);
 
 #endif /* WMI_H */