From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B1CE3C4167E for ; Mon, 13 Dec 2021 09:53:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238234AbhLMJwr (ORCPT ); Mon, 13 Dec 2021 04:52:47 -0500 Received: from ams.source.kernel.org ([145.40.68.75]:58590 "EHLO ams.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235687AbhLMJpD (ORCPT ); Mon, 13 Dec 2021 04:45:03 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 8B560B80E1B; Mon, 13 Dec 2021 09:45:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 07D02C00446; Mon, 13 Dec 2021 09:45:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1639388701; bh=O1PGDriwSHEBuP3uf4Ecckevvwq7N6/cAK0xB98i31o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=koGVWLttyRs+H9/fDqwwrtpGJooNjo9RaTShGusLN1hXMpdJ4NkKBG2CSaEr4pZrd qx40B3uRFQfthKBqvD98Xgnnarxwbs2fasYEhPIxsX1AknovlzFxm5vhRkZRdde6vK XGdhQmiXTwu5nJUJUKBat2q0NSZRvvvCSoe35vxk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alan Stern , Pavel Hofman Subject: [PATCH 5.4 68/88] usb: core: config: using bit mask instead of individual bits Date: Mon, 13 Dec 2021 10:30:38 +0100 Message-Id: <20211213092935.608342009@linuxfoundation.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211213092933.250314515@linuxfoundation.org> References: <20211213092933.250314515@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Pavel Hofman commit ca5737396927afd4d57b133fd2874bbcf3421cdb upstream. Using standard USB_EP_MAXP_MULT_MASK instead of individual bits for extracting multiple-transactions bits from wMaxPacketSize value. Acked-by: Alan Stern Signed-off-by: Pavel Hofman Link: https://lore.kernel.org/r/20211210085219.16796-2-pavel.hofman@ivitera.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/core/config.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -425,9 +425,9 @@ static int usb_parse_endpoint(struct dev maxpacket_maxes = full_speed_maxpacket_maxes; break; case USB_SPEED_HIGH: - /* Bits 12..11 are allowed only for HS periodic endpoints */ + /* Multiple-transactions bits are allowed only for HS periodic endpoints */ if (usb_endpoint_xfer_int(d) || usb_endpoint_xfer_isoc(d)) { - i = maxp & (BIT(12) | BIT(11)); + i = maxp & USB_EP_MAXP_MULT_MASK; maxp &= ~i; } /* fallthrough */