Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753864AbdFLRJA (ORCPT ); Mon, 12 Jun 2017 13:09:00 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:40494 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753747AbdFLPb4 (ORCPT ); Mon, 12 Jun 2017 11:31:56 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Sinclair Yeh Subject: [PATCH 4.11 129/150] drm/vmwgfx: Handle vmalloc() failure in vmw_local_fifo_reserve() Date: Mon, 12 Jun 2017 17:25:36 +0200 Message-Id: <20170612152525.333882024@linuxfoundation.org> X-Mailer: git-send-email 2.13.1 In-Reply-To: <20170612152519.404936272@linuxfoundation.org> References: <20170612152519.404936272@linuxfoundation.org> User-Agent: quilt/0.65 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 957 Lines: 31 4.11-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dan Carpenter commit f0c62e9878024300319ba2438adc7b06c6b9c448 upstream. If vmalloc() fails then we need to a bit of cleanup before returning. Fixes: fb1d9738ca05 ("drm/vmwgfx: Add DRM driver for VMware Virtual GPU") Signed-off-by: Dan Carpenter Reviewed-by: Sinclair Yeh Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c @@ -368,6 +368,8 @@ static void *vmw_local_fifo_reserve(stru return fifo_state->static_buffer; else { fifo_state->dynamic_buffer = vmalloc(bytes); + if (!fifo_state->dynamic_buffer) + goto out_err; return fifo_state->dynamic_buffer; } }