From mboxrd@z Thu Jan  1 00:00:00 1970
From: Archit Taneja <architt@codeaurora.org>
Subject: [PATCH] drm/msm: Fix error handling crashes seen when VRAM allocation
 fails
Date: Thu,  3 Nov 2016 17:36:18 +0530
Message-ID: <1478174778-8962-1-git-send-email-architt@codeaurora.org>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
To: robdclark@gmail.com
Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org
List-Id: linux-arm-msm@vger.kernel.org
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