staging: wilc1000: fix line over 80 char issue in handle_scan_done()

Fix 'line over 80 characters' issue found by checkpatch.pl script in
handle_scan_done().

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index d822b15..5082ede 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -886,6 +886,7 @@
 	u8 abort_running_scan;
 	struct wid wid;
 	struct host_if_drv *hif_drv = vif->hif_drv;
+	struct user_scan_req *scan_req;
 
 	if (evt == SCAN_EVENT_ABORTED) {
 		abort_running_scan = 1;
@@ -908,10 +909,10 @@
 		return result;
 	}
 
-	if (hif_drv->usr_scan_req.scan_result) {
-		hif_drv->usr_scan_req.scan_result(evt, NULL,
-						  hif_drv->usr_scan_req.arg, NULL);
-		hif_drv->usr_scan_req.scan_result = NULL;
+	scan_req = &hif_drv->usr_scan_req;
+	if (scan_req->scan_result) {
+		scan_req->scan_result(evt, NULL, scan_req->arg, NULL);
+		scan_req->scan_result = NULL;
 	}
 
 	return result;