From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, T_DKIMWL_WL_HIGH,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6DD4DC004C9 for ; Tue, 7 May 2019 05:42:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 358D2205ED for ; Tue, 7 May 2019 05:42:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557207733; bh=AZ5Ar9ZLkTYvWcpplQsll17KB+cBdl4SrsNNoRj6am4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Bq4pfKhKnkmlWsiLp06wK+GyNDbBiQlRGXfKjrb7jZahNL7NKOCQc2EO/Rimz1Ei7 3sWCjasVRBnS3Qw66qHM30xqne43pGblZy6UbPWr+vp44cylrgbgavxO+YL2JUosEg yyV51LV3cnay9/N02h4SU8fkr2QYosUyTUptqQzA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729488AbfEGFmM (ORCPT ); Tue, 7 May 2019 01:42:12 -0400 Received: from mail.kernel.org ([198.145.29.99]:33146 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727556AbfEGFmI (ORCPT ); Tue, 7 May 2019 01:42:08 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 81F32205ED; Tue, 7 May 2019 05:42:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557207728; bh=AZ5Ar9ZLkTYvWcpplQsll17KB+cBdl4SrsNNoRj6am4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Hz1abWE+NwKxFbdbUlVZB0Js/MXkw9aN2YX/Ky/14eBSuTtiRuh2t1MAdFhKx0IIE aqDBbLlc2GTPQSZ47+UE+RkSCAL7EcBJqP98h74SbGRRn/mKeBqprNiEFoqp+wtiLF HJzhprT1mrq9WA2jX2Hd4PC39b/p7QUU8K3mJW8g= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Paul Kocialkowski , Maxime Ripard , Sasha Levin , dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 4.9 20/25] drm/sun4i: Set device driver data at bind time for use in unbind Date: Tue, 7 May 2019 01:41:17 -0400 Message-Id: <20190507054123.32514-20-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190507054123.32514-1-sashal@kernel.org> References: <20190507054123.32514-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Paul Kocialkowski [ Upstream commit 02b92adbe33e6dbd15dc6e32540b22f47c4ff0a2 ] Our sun4i_drv_unbind gets the drm device using dev_get_drvdata. However, that driver data is never set in sun4i_drv_bind. Set it there to avoid getting a NULL pointer at unbind time. Fixes: 9026e0d122ac ("drm: Add Allwinner A10 Display Engine support") Signed-off-by: Paul Kocialkowski Signed-off-by: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/20190418132727.5128-3-paul.kocialkowski@bootlin.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/sun4i/sun4i_drv.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c index 97828faf2a1f..d58991b06a47 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -137,6 +137,8 @@ static int sun4i_drv_bind(struct device *dev) ret = -ENOMEM; goto free_drm; } + + dev_set_drvdata(dev, drm); drm->dev_private = drv; drm_vblank_init(drm, 1); -- 2.20.1