wlcore: use to_delayed_work()

Use to_delayed_work() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
[Update commit message]
Signed-off-by: Julian Calaby <julian.calaby@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index dde3620..a872a07 100644
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -243,7 +243,7 @@
 	struct delayed_work *dwork;
 	struct wl1271 *wl;
 
-	dwork = container_of(work, struct delayed_work, work);
+	dwork = to_delayed_work(work);
 	wl = container_of(dwork, struct wl1271, tx_watchdog_work);
 
 	mutex_lock(&wl->mutex);
@@ -2011,7 +2011,7 @@
 	struct wl12xx_vif *wlvif;
 	int ret;
 
-	dwork = container_of(work, struct delayed_work, work);
+	dwork = to_delayed_work(work);
 	wlvif = container_of(dwork, struct wl12xx_vif, channel_switch_work);
 	wl = wlvif->wl;
 
@@ -2047,7 +2047,7 @@
 	struct ieee80211_vif *vif;
 	struct wl12xx_vif *wlvif;
 
-	dwork = container_of(work, struct delayed_work, work);
+	dwork = to_delayed_work(work);
 	wlvif = container_of(dwork, struct wl12xx_vif, connection_loss_work);
 	wl = wlvif->wl;
 
@@ -2076,7 +2076,7 @@
 	unsigned long time_spare;
 	int ret;
 
-	dwork = container_of(work, struct delayed_work, work);
+	dwork = to_delayed_work(work);
 	wlvif = container_of(dwork, struct wl12xx_vif,
 			     pending_auth_complete_work);
 	wl = wlvif->wl;
@@ -5588,7 +5588,7 @@
 	struct wl1271 *wl;
 	int ret;
 
-	dwork = container_of(work, struct delayed_work, work);
+	dwork = to_delayed_work(work);
 	wl = container_of(dwork, struct wl1271, roc_complete_work);
 
 	ret = wlcore_roc_completed(wl);
diff --git a/drivers/net/wireless/ti/wlcore/ps.c b/drivers/net/wireless/ti/wlcore/ps.c
index 4cd316e..d4420da 100644
--- a/drivers/net/wireless/ti/wlcore/ps.c
+++ b/drivers/net/wireless/ti/wlcore/ps.c
@@ -38,7 +38,7 @@
 	struct wl12xx_vif *wlvif;
 	int ret;
 
-	dwork = container_of(work, struct delayed_work, work);
+	dwork = to_delayed_work(work);
 	wl = container_of(dwork, struct wl1271, elp_work);
 
 	wl1271_debug(DEBUG_PSM, "elp work");
diff --git a/drivers/net/wireless/ti/wlcore/scan.c b/drivers/net/wireless/ti/wlcore/scan.c
index 1e3d51c..a384f3f 100644
--- a/drivers/net/wireless/ti/wlcore/scan.c
+++ b/drivers/net/wireless/ti/wlcore/scan.c
@@ -38,7 +38,7 @@
 	struct wl12xx_vif *wlvif;
 	int ret;
 
-	dwork = container_of(work, struct delayed_work, work);
+	dwork = to_delayed_work(work);
 	wl = container_of(dwork, struct wl1271, scan_complete_work);
 
 	wl1271_debug(DEBUG_SCAN, "Scanning complete");