From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELsCat3XiQwS2jTUebSDiymUqBwd1w6V0jpYmkdI9hihtvL39pnszSCFgG4D3e5fszrebdcV ARC-Seal: i=1; a=rsa-sha256; t=1519676742; cv=none; d=google.com; s=arc-20160816; b=bKG9hlnncTWXH9F22x9tccuiUe3eotyYKeyIC+S8aZJcOMqhQ/n32bUoBZPTn6ubw0 LCWLSzoA/tk1G3JfR6AzJ+C8VOYisx2CvVD1Hpxd+DKiTf4usr+NFHd+qa0dVtrNo+ty slpudqXSyEoH5r5aQDmS/15q3vdWpUWIvHfc18BVCXKGYaPjRtLRqrL11J26y4vU5Wxx zoEjPFsukv7qbLzA7ovbixPRwwaM4XBRv3AHHyO32JcWtx1DiMUCWeh3Gmg0uuuZs5jb JqBNEhFZD2RL4AyFdLAyTOYTjUFD4CgR2GT+NA6Kiw+CMQFBNXH/Q25hBiFfr5mZDenC f1UA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=dLLVdZQBGX42yrbJ7CHI75pFZBmUreA5Kr46dmodlrg=; b=ExVmCeJjXGek5Ipyr68XCpQg8TOCoN/0vQsa2Nk1VD7I5or6Jqo1CoRkkupbqDDUVi fLLpkCVw61atykJ3S63mwybSeQEege6Lppzfafd4zgAFLBDzTly6Hj0EAsTFhMOFeXdg ojnBSgx0FYxcwBqGmzlHt+JGGf7rpJE8+lnQTgghbO19H1r+AWycxxgNbuALYwLVyn3g Z8FZpq0ljeNgTdpnB/6o+Klk7p1dKZAWa69ww9nnCQx8NqJ2tWQzOyRKMbGF/67C18dO 8WviHaPJsd7BDiu3NuLomJ5PEvo/tYRW0DM+uIXBRB83JgkUts3EuAVejZrOhoNfNHXZ D6LQ== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 83.175.124.243 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 83.175.124.243 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Peter Chen , Alan Stern Subject: [PATCH 4.14 38/54] usb: host: ehci: use correct device pointer for dma ops Date: Mon, 26 Feb 2018 21:22:15 +0100 Message-Id: <20180226202146.259675323@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180226202144.375869933@linuxfoundation.org> References: <20180226202144.375869933@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1593496560226767703?= X-GMAIL-MSGID: =?utf-8?q?1593496560226767703?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Peter Chen commit 02a10f061a3f8bca1b37332672f50a107198adbe upstream. commit a8c06e407ef9 ("usb: separate out sysdev pointer from usb_bus") converted to use hcd->self.sysdev for DMA operations instead of hcd->self.controller, but forgot to do it for hcd test mode. Replace the correct one in this commit. Fixes: a8c06e407ef9 ("usb: separate out sysdev pointer from usb_bus") Signed-off-by: Peter Chen Acked-by: Alan Stern Cc: stable Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/ehci-hub.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -787,12 +787,12 @@ static struct urb *request_single_step_s atomic_inc(&urb->use_count); atomic_inc(&urb->dev->urbnum); urb->setup_dma = dma_map_single( - hcd->self.controller, + hcd->self.sysdev, urb->setup_packet, sizeof(struct usb_ctrlrequest), DMA_TO_DEVICE); urb->transfer_dma = dma_map_single( - hcd->self.controller, + hcd->self.sysdev, urb->transfer_buffer, urb->transfer_buffer_length, DMA_FROM_DEVICE);