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[2620:137:e000::1:18]) by mx.google.com with ESMTPS id s128-20020a625e86000000b0051baa7eca69si2958784pfb.135.2022.06.01.12.42.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Jun 2022 12:42:05 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) client-ip=2620:137:e000::1:18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 185D5118021; Wed, 1 Jun 2022 12:08:09 -0700 (PDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352526AbiFALOF (ORCPT + 99 others); Wed, 1 Jun 2022 07:14:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44824 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244616AbiFALOF (ORCPT ); Wed, 1 Jun 2022 07:14:05 -0400 Received: from cstnet.cn (smtp84.cstnet.cn [159.226.251.84]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 3ADA9A0051 for ; Wed, 1 Jun 2022 04:14:02 -0700 (PDT) Received: from localhost.localdomain (unknown [124.16.138.126]) by APP-05 (Coremail) with SMTP id zQCowAB3f5O4SZdigY5ADA--.48384S2; Wed, 01 Jun 2022 19:12:56 +0800 (CST) From: Jiasheng Jiang To: laurent.pinchart@ideasonboard.com Cc: andrzej.hajda@intel.com, narmstrong@baylibre.com, robert.foss@linaro.org, jonas@kwiboo.se, jernej.skrabec@gmail.com, airlied@linux.ie, daniel@ffwll.ch, maxime@cerno.tech, sam@ravnborg.org, alsi@bang-olufsen.dk, jagan@amarulasolutions.com, biju.das.jz@bp.renesas.com, l.stach@pengutronix.de, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Jiasheng Jiang Subject: Re: Re: [PATCH] drm: bridge: adv7511: Add check for mipi_dsi_driver_register Date: Wed, 1 Jun 2022 19:12:55 +0800 Message-Id: <20220601111255.2911012-1-jiasheng@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID: zQCowAB3f5O4SZdigY5ADA--.48384S2 X-Coremail-Antispam: 1UD129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UjIYCTnIWjp_UUUYh7AC8VAFwI0_Xr0_Wr1l1xkIjI8I6I8E 6xAIw20EY4v20xvaj40_Wr0E3s1l1IIY67AEw4v_Jr0_Jr4l8cAvFVAK0II2c7xJM28Cjx kF64kEwVA0rcxSw2x7M28EF7xvwVC0I7IYx2IY67AKxVWUCVW8JwA2z4x0Y4vE2Ix0cI8I cVCY1x0267AKxVW8JVWxJwA2z4x0Y4vEx4A2jsIE14v26F4UJVW0owA2z4x0Y4vEx4A2js IEc7CjxVAFwI0_GcCE3s1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE 5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jr0_Jr4lYx0Ex4A2jsIE14v26r1j6r4UMcvjeV CFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwACjI8F5VA0II8E6IAqYI8I648v4I1l FIxGxcIEc7CjxVA2Y2ka0xkIwI1lc2xSY4AK67AK6r4kMxAIw28IcxkI7VAKI48JMxC20s 026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_ JrI_JrWlx4CE17CEb7AF67AKxVW8ZVWrXwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14 v26r1j6r1xMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xva j40_WFyUJVCq3wCI42IY6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r 4j6r4UJbIYCTnIWIevJa73UjIFyTuYvjfUe_-BDUUUU X-Originating-IP: [124.16.138.126] X-CM-SenderInfo: pmld2xxhqjqxpvfd2hldfou0/ X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RDNS_NONE, SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jun 01, 2022 at 05:15:37PM +0800, Laurent Pinchart wrote: >> Well, as far as I am concerned, the adv7511_exit() in the same file has already dealt with the issue. >> Therefore, it might not be necessary to add another mipi_dsi_driver_unregister(). > > The issue is that adv7511_exit() is not called if adv7511_init() fails. Sorry, I can not find the caller of adv7511_init(). Please give me more detail. Thanks, Jiang