From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZogon9by7mUxsr1XRQQOl0m5oylCfUjoo9ZEmMeuDT5A+UYVyx7pNVnsZVst8+fSd35aK9Z ARC-Seal: i=1; a=rsa-sha256; t=1525767166; cv=none; d=google.com; s=arc-20160816; b=Lz3Z4VnImjK9FJIvMwjGfhkbptk4bqwHqL83mJkcamAxWWQytbtuLy0Y2u+g7tgb5C kfurcdeKNKNsiAbL7sMeVagqDSdEqMVzoeJ6S7+Jbu5ltiaswheqiUhcDfma4VxPHewS I2y7QqsvNFvLw0RKk2PElQ+ABApgEafDqcFi2MEL3OeD43rH4qXU+Arhwppq7sXIdMth 5bZw3orS7awUShnKAc08JTDNOA0DjmiIpxuFh4smW0qafksq5mWNYjm0R5v3qupaqCRG YrtR01vD6T6Cwujt1I1DD4U+fiCQd5R+FXaj54dnYfWCQXQv3RHe/sDnXK1wFurJwIj6 Xs5w== 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=cUFmGJC6DwC+XXLDC66onzLUfTE/XmnBRCYeiX9pKmk=; b=ZeIHxfqSuknMPsiUHRDofRbmp8Vi/xnJ40Xv9vOPx+CuN/hVvEp3urWLS+rlQr7gxT tgA6UQdQ9Q8D1gqBDoqJIIn8Ap973aJE1yc0Y5XBKVtkcoCSUfWRgfJXFZ69dFQGraEy CCMLWaUCUqyPoK9ugh2IMPSAghG8FdeGa96tB4JdpTowvLCXhcdVvZjsaQjRwfRVY9yk byE2GpRDTfZo+Egl1gzaGsKhZJFEMub7f/a7vqIG7KuvUZPmBMe1O4H7dj6+fUOHDhIM V13yKdbquEv9ROlNZ3JnKccTW3aT5Q+KLWlOb1xCYzUx/FoX4+ntD2qDStCgf8xn0g/l V6oA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=fIcYR/+I; 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=fIcYR/+I; 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 4.16 32/52] drm/vmwgfx: Fix a buffer object leak Date: Tue, 8 May 2018 10:10:30 +0200 Message-Id: <20180508073932.557428118@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180508073928.058320984@linuxfoundation.org> References: <20180508073928.058320984@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?1599882831936000482?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.16-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 @@ -2598,6 +2598,7 @@ 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); }