Staging: r8188eu: core: rtw_xmit: Fixed a brace coding style issue

Removed superfluous brackets around a if clause as per checkpatch.pl
Signed-off-by: Chang Yu <marcus.yu.56@gmail.com>
Link: https://lore.kernel.org/r/ff6f2ecb22c3d295ceae0dab593bedfc6eac9e32.1655666628.git.marcus.yu.56@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_xmit.c

@@ -951,9 +951,8 @@ s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct
 			mpdu_len -= llc_sz;
 		}
 
-		if ((pattrib->icv_len > 0) && (pattrib->bswenc)) {
+		if ((pattrib->icv_len > 0) && (pattrib->bswenc))
 			mpdu_len -= pattrib->icv_len;
-		}
 
 		if (bmcst) {
 			/*  don't do fragment to broadcast/multicast packets */