From patchwork Thu Jul 7 18:05:38 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sinclair Yeh X-Patchwork-Id: 9219333 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7BB5B60467 for ; Thu, 7 Jul 2016 18:06:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 688B22841B for ; Thu, 7 Jul 2016 18:06:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5D4B928459; Thu, 7 Jul 2016 18:06:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F26692841B for ; Thu, 7 Jul 2016 18:06:55 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1D8E26E046; Thu, 7 Jul 2016 18:06:51 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from EX13-EDG-OU-002.vmware.com (ex13-edg-ou-002.vmware.com [208.91.0.190]) by gabe.freedesktop.org (Postfix) with ESMTPS id B4D256E046 for ; Thu, 7 Jul 2016 18:06:49 +0000 (UTC) Received: from sc9-mailhost2.vmware.com (10.113.161.72) by EX13-EDG-OU-002.vmware.com (10.113.208.156) with Microsoft SMTP Server id 15.0.1156.6; Thu, 7 Jul 2016 11:06:31 -0700 Received: from vmware.com (unknown [10.20.88.50]) by sc9-mailhost2.vmware.com (Postfix) with SMTP id DCB87B044B; Thu, 7 Jul 2016 11:06:45 -0700 (PDT) Received: by vmware.com (sSMTP sendmail emulation); Thu, 07 Jul 2016 11:06:02 -0700 From: Sinclair Yeh To: Subject: [PATCH] drm/vmwgfx: Fix error paths when mapping framebuffer Date: Thu, 7 Jul 2016 11:05:38 -0700 Message-ID: <1467914738-25022-1-git-send-email-syeh@vmware.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Received-SPF: None (EX13-EDG-OU-002.vmware.com: syeh@vmware.com does not designate permitted sender hosts) Cc: stable@vger.kernel.org, dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Rather than returning immediately, make sure to unlock the mutexes first. Signed-off-by: Sinclair Yeh Reviewed-by: Charmaine Lee Reported-by: Emil Velikov Cc: --- drivers/gpu/drm/vmwgfx/vmwgfx_fb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c index 66eaa30..d2d9395 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c @@ -589,7 +589,7 @@ static int vmw_fb_set_par(struct fb_info *info) ret = vfb->pin(vfb); if (ret) { DRM_ERROR("Could not pin the fbdev framebuffer.\n"); - return ret; + goto out_unlock; } ret = ttm_bo_kmap(&par->vmw_bo->base, 0, @@ -597,7 +597,7 @@ static int vmw_fb_set_par(struct fb_info *info) if (ret) { vfb->unpin(vfb); DRM_ERROR("Could not map the fbdev framebuffer.\n"); - return ret; + goto out_unlock; } par->bo_ptr = ttm_kmap_obj_virtual(&par->map, &par->bo_iowrite);