diff --git a/drivers/staging/rtl8723au/hal/usb_ops_linux.c b/drivers/staging/rtl8723au/hal/usb_ops_linux.c
index 4ba6b47e6f5b5d81545ecf4c5f3c01ca9d68d7be..8e9e61c74bd02dc6736e00e026a14dc47bb40c2d 100644
--- a/drivers/staging/rtl8723au/hal/usb_ops_linux.c
+++ b/drivers/staging/rtl8723au/hal/usb_ops_linux.c
@@ -382,8 +382,7 @@ static void usb_read_interrupt_complete(struct urb *purb)
 				struct evt_work *c2w;
 				int res;
 
-				c2w = (struct evt_work *)
-					kmalloc(sizeof(struct evt_work),
+				c2w = kmalloc(sizeof(struct evt_work),
 						GFP_ATOMIC);
 
 				if (!c2w) {