From patchwork Mon Aug 26 14:57:24 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Christian_K=C3=B6nig?= X-Patchwork-Id: 11114793 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6116D13B1 for ; Mon, 26 Aug 2019 14:57:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3E0C921852 for ; Mon, 26 Aug 2019 14:57:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="qeKxET1v" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732752AbfHZO5h (ORCPT ); Mon, 26 Aug 2019 10:57:37 -0400 Received: from mail-wr1-f68.google.com ([209.85.221.68]:39079 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732728AbfHZO5h (ORCPT ); Mon, 26 Aug 2019 10:57:37 -0400 Received: by mail-wr1-f68.google.com with SMTP id t16so15646376wra.6 for ; Mon, 26 Aug 2019 07:57:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=vRxenyuPXTsYnahqRGyH5Yj5fC/fTi1KqSFOQ4JZ9Gw=; b=qeKxET1vWhHPxQ4iunIz2aRkITtcG3b5AeVbzHcW4ifXzqW3KpSvJ9pZ4oqhPbCVfj ADPodVrn1rXgU69JzhEGWn2gJKYQbhy5XDfe80WtLei5vSkILKPpVjYn5zP8mYySNZEv 94qANYWZD2RJtXmAPRnXDSnEctm2rJwmr8Jz3UjSCo3G380pseH+lRKpVlkXHBuF1405 QgPwGRUQmki4DXe1SsGWAkLqIVqAuSBieDAoi1UwNGdONU9a4K+WwKkoU8LSW3aWnhfa ge17YnTn/9nMsItOI3esrJJKmP33xxw4WNjCBpJOAW44Iu880kH0zH6rnU3f0bfG7510 rc8w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=vRxenyuPXTsYnahqRGyH5Yj5fC/fTi1KqSFOQ4JZ9Gw=; b=HO/AdqgHmvUz8s+GprPsq9WkcHGP8X/6tD3cTkdtPUidcuhXlpjSFcefm5R8yc3Ncl uAUyMWuL8/oJClt7wi5jZyz/nlfC6yYrPRTTdHmcMRwkqHKBO9QuX7XMXdHjTPqxdyU0 3vDAzUAIxwizwnXt+2cJ+QwXJJtzUMo/GHgJqjPJqW2x4vjMitFPBEynM5oEYoujfGlK Pp1RzR79QEFpZyAPVDZg83jfP0exdIS2I9eDDkw5XIODHqi96GnlZqBVqAkDsDNZIpY3 AKdUgktmUVgcxpDhfwD76FsggmZ/FFsZpHfclpaShjzI4GHxC4G2C9XPxH3sdl0vUOUN jSow== X-Gm-Message-State: APjAAAWu46B7nUSaD1bbhFca+Sh9ih2gENt54Y45VcGjlgjSYNXpcpJJ UHnSdNRpqQVOW/HNaPW2730= X-Google-Smtp-Source: APXvYqwyavJtqHKKFG9/Pq0hDSbK0sjA/XLM8TXsnzlM+VWfYqXqebeBxy61gjNb6QCvvBU9C7spAg== X-Received: by 2002:a5d:4f81:: with SMTP id d1mr23121481wru.177.1566831455056; Mon, 26 Aug 2019 07:57:35 -0700 (PDT) Received: from abel.fritz.box ([2a02:908:1252:fb60:b0e3:7a12:98e5:ca6]) by smtp.gmail.com with ESMTPSA id z8sm9865624wmi.7.2019.08.26.07.57.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Aug 2019 07:57:34 -0700 (PDT) From: " =?utf-8?q?Christian_K=C3=B6nig?= " X-Google-Original-From: =?utf-8?q?Christian_K=C3=B6nig?= To: dri-devel@lists.freedesktop.org, chris@chris-wilson.co.uk, daniel.vetter@ffwll.ch, sumit.semwal@linaro.org, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH 2/9] dma-buf: make to_dma_fence_array NULL safe Date: Mon, 26 Aug 2019 16:57:24 +0200 Message-Id: <20190826145731.1725-3-christian.koenig@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190826145731.1725-1-christian.koenig@amd.com> References: <20190826145731.1725-1-christian.koenig@amd.com> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org A bit surprising that this wasn't already the case. Signed-off-by: Christian König --- include/linux/dma-fence-array.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/dma-fence-array.h b/include/linux/dma-fence-array.h index 303dd712220f..f99cd7eb24e0 100644 --- a/include/linux/dma-fence-array.h +++ b/include/linux/dma-fence-array.h @@ -68,7 +68,7 @@ static inline bool dma_fence_is_array(struct dma_fence *fence) static inline struct dma_fence_array * to_dma_fence_array(struct dma_fence *fence) { - if (fence->ops != &dma_fence_array_ops) + if (!fence || fence->ops != &dma_fence_array_ops) return NULL; return container_of(fence, struct dma_fence_array, base);