From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 368241DE3BD for ; Tue, 3 Dec 2024 10:53:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733223183; cv=none; b=rzCqlK3ddzh+UGBawR18sgWLnwesP612IWqXZq3uzWOy2iOFjgat+GlxU8Z6hsfO2QrDWEUgUY/CtqM9Wj9kO0BURVyYc16m51+ryBAAljlKsV2IfM8a5seYv/b7Wudq9OePa9MAwhjPq+rh3xc6p62Ppdlq/JU7N06gLmYlLbw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733223183; c=relaxed/simple; bh=dClf+5Qa/e0+XOk0WE3pSYgS9VRNQFkTLCHSCNKNvM4=; h=Subject:To:Cc:From:Date:Message-ID:MIME-Version:Content-Type; b=k44lXJo37FFoZBGw7qwp5C9Lq77voXZoLJp7J2JXBTpgvYdCcaZ/WZTAfTIxSq9/isi8KIukRs/BjdUX9GuuBW5Pz/KEH9E7Oe523BoRw/gHtVYR6G2qavprerhEhAqn5wFph4pifJbYslhbFMbLTWeI+6xYeNm7qOO+LnUHWAI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=k1VgzNky; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="k1VgzNky" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8F978C4CECF; Tue, 3 Dec 2024 10:53:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1733223183; bh=dClf+5Qa/e0+XOk0WE3pSYgS9VRNQFkTLCHSCNKNvM4=; h=Subject:To:Cc:From:Date:From; b=k1VgzNkyEMPWoPoxdXbTshlzYLO+ufWjdAgBQbNpVy6MKPKe9yZIYRRNEeH/p8N/3 aZj/duehkHL/KvZpg/2XfqIvcvwsKo/u2D2JmrF+Y2+ieKdw1sIFGAZNbmUsD641TX opDIs7OYZmtH8CafmyTzlNWCuzzGwOr42A+AsZoA= Subject: FAILED: patch "[PATCH] usb: dwc3: ep0: Don't clear ep0 DWC3_EP_TRANSFER_STARTED" failed to apply to 5.15-stable tree To: Thinh.Nguyen@synopsys.com,gregkh@linuxfoundation.org Cc: From: Date: Tue, 03 Dec 2024 11:52:23 +0100 Message-ID: <2024120323-liable-thee-505d@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y git checkout FETCH_HEAD git cherry-pick -x 5d2fb074dea289c41f5aaf2c3f68286bee370634 # git commit -s git send-email --to '' --in-reply-to '2024120323-liable-thee-505d@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 5d2fb074dea289c41f5aaf2c3f68286bee370634 Mon Sep 17 00:00:00 2001 From: Thinh Nguyen Date: Thu, 14 Nov 2024 01:02:06 +0000 Subject: [PATCH] usb: dwc3: ep0: Don't clear ep0 DWC3_EP_TRANSFER_STARTED The driver cannot issue the End Transfer command to the SETUP transfer. Don't clear DWC3_EP_TRANSFER_STARTED flag to make sure that the driver won't send Start Transfer command again, which can cause no-resource error. For example this can occur if the host issues a reset to the device. Cc: stable@vger.kernel.org Fixes: 76cb323f80ac ("usb: dwc3: ep0: clear all EP0 flags") Signed-off-by: Thinh Nguyen Link: https://lore.kernel.org/r/d3d618185fd614bb7426352a9fc1199641d3b5f5.1731545781.git.Thinh.Nguyen@synopsys.com Signed-off-by: Greg Kroah-Hartman diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index f3d97ad5156e..666ac432f52d 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -232,7 +232,7 @@ void dwc3_ep0_stall_and_restart(struct dwc3 *dwc) /* stall is always issued on EP0 */ dep = dwc->eps[0]; __dwc3_gadget_ep_set_halt(dep, 1, false); - dep->flags &= DWC3_EP_RESOURCE_ALLOCATED; + dep->flags &= DWC3_EP_RESOURCE_ALLOCATED | DWC3_EP_TRANSFER_STARTED; dep->flags |= DWC3_EP_ENABLED; dwc->delayed_status = false;