Staging: rtl8723bs/core: delete empty if statement

Delete an if statement that was not executing anything when true.
This has the side effect of removing one checkpatch warning about braces
not being necessary.

Signed-off-by: Brother Matthew De Angelis <matthew.v.deangelis@gmail.com>
Link: https://lore.kernel.org/r/1895dc8a7b44bfdcb6a46273703fabad80cbdf99.1607209336.git.matthew.v.deangelis@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/core/rtw_recv.c

@@ -937,9 +937,6 @@ sint ap2sta_data_frame(struct adapter *adapter, union recv_frame *precv_frame,
 			goto exit;
 		}
 
-		if ((GetFrameSubType(ptr) & WIFI_QOS_DATA_TYPE) == WIFI_QOS_DATA_TYPE) {
-		}
-
 		if (GetFrameSubType(ptr) & BIT(6)) {
 			/* No data, will not indicate to upper layer, temporily count it here */
 			count_rx_stats(adapter, precv_frame, *psta);