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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 30630CA0EEB for ; Tue, 19 Aug 2025 18:15:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding:Cc :References:In-Reply-To:Subject:To:From:Date:Message-ID:Reply-To:MIME-Version :Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=VfNREE1NRpLohbGRAU4pi3ndwFMWBBmz2ZzA0sg2qiY=; b=X2AVZKHNo3LeGNz4VcMudxzmlB cZ5Ps/3DdIkFVi7a1VIYj/xzClHchFQG8Wlmg3FMQ2EMXfl0vszeOvdr+aAB+3/+F49u6dzWJg9eL D1UPgoYOu7Ym7uaWKv4RUnZXp6BgSdbB63AfA9ei0FGNyJaFCZsUOd+v2Y8zK2ZIbhv0LsQRAgW0z 4pHx9BqrGrokZwjyceG8R04nbmcW8OWwt147Cg0kqgsOAXizWzwrMlsuvY9KToidtV+tNpzpojTDV tD42I8vu2kBL7UUNNybNIZMIh88uZYN6sv06fU28QIjJYUraQTqRclrpiQBGBQei2FnMCMf8PRW+F Kjej4k4g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uoQrL-0000000BEXe-29EO; Tue, 19 Aug 2025 18:14:59 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uoMr9-0000000AgG4-471V for linux-arm-kernel@lists.infradead.org; Tue, 19 Aug 2025 13:58:33 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 4F7694404A; Tue, 19 Aug 2025 13:58:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A9844C4CEF1; Tue, 19 Aug 2025 13:58:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755611911; bh=VfNREE1NRpLohbGRAU4pi3ndwFMWBBmz2ZzA0sg2qiY=; h=Date:From:To:Subject:In-Reply-To:References:Cc:From; b=LbP2odHcaQtLA+mKrpqzrHaSnPgZ9K5DfdbCkbBIfuO+XH0YWQD6ef3Hmn78pyEiQ R1VSgY4WPySRI1pZLKRDF57zx17P5KaMUCqizWKDdSfmaCGF1/J2bSf1OQsXktaOzD gDlRnrD6HJ+QRfuVuQSFFG/OVB6vtIkVJmQw+GtgvZ9Vz+fh+WdOBp5SRVJJRXPJgB Z+CyqfFZEVVNzCRVMtgTl/n4vLewOYM0GKk5UhsHfwUf127ZMYHJK74cCsqah8/oBW AR9YG5VWp2BA4QL84FuP7ZeiQbqvN8+Oz9ipcx6pahQs8FDJKnz21iOfceHsbPvAnE k/gHjXwYFmcHQ== Message-ID: <1950cb116ce138970b79559c7b078c09@kernel.org> Date: Tue, 19 Aug 2025 13:58:28 +0000 From: "Maxime Ripard" To: "Luca Ceresoli" Subject: Re: [PATCH v2 8/9] drm/bridge: put the bridge returned by drm_bridge_get_next_bridge() In-Reply-To: <20250801-drm-bridge-alloc-getput-drm_bridge_get_next_bridge-v2-8-888912b0be13@bootlin.com> References: <20250801-drm-bridge-alloc-getput-drm_bridge_get_next_bridge-v2-8-888912b0be13@bootlin.com> Cc: dri-devel@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, "Andrzej Hajda" , "David Airlie" , "Fabio Estevam" , "Hui Pu" , "Jernej Skrabec" , "Jonas Karlman" , "Laurent Pinchart" , "Liu Ying" , "Maarten Lankhorst" , "Maxime Ripard" , "Neil Armstrong" , "Pengutronix Kernel Team" , "Philipp Zabel" , "Robert Foss" , "Sascha Hauer" , "Shawn Guo" , "Simona Vetter" , "Thomas Petazzoni" , "Thomas Zimmermann" , "Tomi Valkeinen" Content-Transfer-Encoding: quoted-printable X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250819_065832_035045_84E3E40D X-CRM114-Status: UNSURE ( 7.20 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, 1 Aug 2025 19:05:30 +0200, Luca Ceresoli wrote: > The bridge returned by drm_bridge_get_next_bridge() is refcounted. Put it > when done. We need to ensure it is not put before either next_bridge or > next_bridge_state is in use, thus for simplicity use a cleanup action. >=20 > Signed-off-by: Luca Ceresoli >=20 > [ ... ] Reviewed-by: Maxime Ripard Thanks! Maxime