From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZqnKyd9BlYwkn5XHxIiTvXnv/7p8UirY6oMs9rGS0Bwe9h7Vtga3xQG3PEOczlqbaL6PABB ARC-Seal: i=1; a=rsa-sha256; t=1526280701; cv=none; d=google.com; s=arc-20160816; b=Zw9DceWZTU6EIYvBAnrlwSfoo8aY9XrLkV2WYc3pV0BWx688wW04n3q0x/CmRuoKQA nP5IWFbELHEdUqIpqUWaiWR5sg/sag4oPrLujQtYeRQimPdwMyGPMIaR1vCpi/1kjWrH r6+OBxotvNjq0cMwkmn5+wR6ttg0KMvoWyJ9tFS4Rkn/tnYZ94X1OLCQre5vyVRiXTev 80kgosWJq9hQR/s1KKVmvkMTApUZhwWDqD8hEdrLylUBQt19ru+Qk1F6HQlQUAPhbact nKLfDmFS/2ebTvuwm9O/RFuGH2jUeFVrYy/cQKcFPbc7A0Q1TXN0GiFKgBh/VXIOMJmi 1hTQ== 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=FmJX+tzWI5hox0QQQgRHLzfsJ4WGv4JSKpqsv/apHUs=; b=Y13NvsxnkeHLkQP0kflOZ1qRUjhpOMME20iGmmmnCLf7AsDNQ8xUUGO+Q/g9kvGABI 9UDJy6VYHoCNa2+d5nRaK3A14yciz0OjUBaaN9HjsnJnAiGT2SITsDrDa8ZU4Gt0lVCY hG9JUphuyP0C+mUcLuMTfZqVul82SY9rERXQcf0QmuXmCdSghZhZ9f9VrBFIbqeUrWOs bo65tMoDWYt9kj2Kmz+PjxqirlyHR+KI3nmILl0nzH4HXHeqzFebDCd87IJlVu04npBc 3bghWPRLE5F5ee3MuoXd/dpSW70+7YGTqCXPxf4kRv4FxniAeGudqiNUAzjSzS4kXBI7 wjXw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=HEuYfq7k; spf=pass (google.com: domain of srs0=ywzk=ib=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=ywzk=IB=linuxfoundation.org=gregkh@kernel.org Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=HEuYfq7k; spf=pass (google.com: domain of srs0=ywzk=ib=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=ywzk=IB=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 4.4 24/56] drm/vmwgfx: Fix a buffer object leak Date: Mon, 14 May 2018 08:48:29 +0200 Message-Id: <20180514064757.216460871@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180514064754.853201981@linuxfoundation.org> References: <20180514064754.853201981@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?1600421312576078246?= X-GMAIL-MSGID: =?utf-8?q?1600421312576078246?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.4-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 @@ -1991,6 +1991,7 @@ 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); }