staging: rtl8723bs: Remove unnecessary braces

Remove unnecessary braces for single statement block.
Issue found by checkpatch.
Signed-off-by: NJavier F. Arias <jarias.linux@gmail.com>
Acked-by: NJulia Lawall <julia.lawall@lip6.fr>
Link: https://lore.kernel.org/r/20191006133016.GA22297@gmail.comSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/core/rtw_xmit.c

@@ -3022,9 +3022,8 @@ int rtw_sctx_wait(struct submit_ctx *sctx, const char *msg)
 		status = sctx->status;
 	}
 
-	if (status == RTW_SCTX_DONE_SUCCESS) {
+	if (status == RTW_SCTX_DONE_SUCCESS)
 		ret = _SUCCESS;
-	}
 
 	return ret;
 }