From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZrY0KPXEcz9TU+lWZyKtBAHl5HdHQFxBTj8tio/vsNfbKI3/GJRlHJ/G6IfVrIzdwTFkf6z ARC-Seal: i=1; a=rsa-sha256; t=1525767427; cv=none; d=google.com; s=arc-20160816; b=NqrhKsnpFUq0VGuC781E86sci3DeV8VxNmijCLz63Ym1oF5YXcSeOh7n+nzU0rffLk /KQ+94KR3CwMbQ+Msj1GC29fNg6tjLrtZHPoRzXwwnPVATDHUQ0ZKYg/eHv1aksnN/qn T2a6jpmJOuRFKlRImTX8CUjB/yEkLW+I+7c5z+3UWBS57RIKuq+X3noFk5sF/zyl1VuA F1enUmMBJo6Vgtf2o8rJa3H63wFXUYAKJIk2jxXGPVPWpzfTo6Ku8Cw36h3OTZSH9Yn8 AqEQUwc/wvsOd139VW4jcej7jpYS1njz+4eEmatya5DyxlqQlu4vt2WrXkK8K7bmOdTJ ASuw== 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:dkim-signature:arc-authentication-results; bh=IKt9P+AFOHC/vUxxx6hbqQ2vPQ/idzAgALAlVkdfzS4=; b=XC4EGrMlqW8QuJ58mKLdR5ao8T3JF+K498JwdakVlWOrOXtet9wYarKWq7HOR88LJH IkD3Ys2GMjCeH49QA8Y74jrcLs3CYCqWgFZrvHc3DxCxsnsJ+hNDRqT7hbdylM3MII1u TbNPm/uDHAQhz6Ihvi5jyTnmPwtdicvsHauIQm4LfL/3dhbZ3jumk9P3LY6EkDsUmCsp nYMwVIWyr4GkMBBIJxQET6cSc0swDvbMpptxyFEjDW0fwKTrkb+dJRjxWxyWVN6Y1BPy vhZMfBoC4tYuCwC7/CqRn813gw9TJWUmJsqpPuBCENDd9VQREDD+vzLbMc2YhDbBSKaK nltQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=K4iHz6FF; spf=pass (google.com: domain of srs0=4in3=h3=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=4In3=H3=linuxfoundation.org=gregkh@kernel.org Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=K4iHz6FF; spf=pass (google.com: domain of srs0=4in3=h3=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=4In3=H3=linuxfoundation.org=gregkh@kernel.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Thomas Hellstrom , Deepak Rawat , Sinclair Yeh Subject: [PATCH 4.9 22/32] drm/vmwgfx: Fix a buffer object leak Date: Tue, 8 May 2018 10:11:02 +0200 Message-Id: <20180508074012.487076678@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180508074008.800421598@linuxfoundation.org> References: <20180508074008.800421598@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?1599882831936000482?= X-GMAIL-MSGID: =?utf-8?q?1599883105645028134?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thomas Hellstrom commit 13f149d47392782baafd96d54d4e65f3b5ca342f upstream. A buffer object leak was introduced when fixing a premature buffer object release. Fix this. Cc: Fixes: 73a88250b709 ("Fix a destoy-while-held mutex problem.") Signed-off-by: Thomas Hellstrom Reviewed-by: Deepak Rawat Reviewed-by: Sinclair Yeh Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -2014,6 +2014,7 @@ void vmw_kms_helper_resource_finish(stru vmw_kms_helper_buffer_finish(res->dev_priv, NULL, ctx->buf, out_fence, NULL); + vmw_dmabuf_unreference(&ctx->buf); vmw_resource_unreserve(res, false, NULL, 0); mutex_unlock(&res->dev_priv->cmdbuf_mutex); }