From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B3D25326947; Wed, 7 Jan 2026 14:09:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767794943; cv=none; b=MxgjI4N99ATZr+cSJkxVUm2SqDbqeKvmV+5EDxJJAZ/uiTm90GlThp7QE3aWhuD1UNEfIdlra5hO5FG/REGxAstX6dhtTPxnr3fEY0F1Ed3oi0dXnDdwXrG6pk9IKbGbQJD6F3FxR5R2KH2dgpT8UKdamfl5ekSvPsB7FZ22YiM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767794943; c=relaxed/simple; bh=PZWDOBLRey6Z9yX+RyF83GqTHUzZPfvvBMqFhTb+pZg=; h=Message-ID:Date:From:To:Subject:In-Reply-To:References:Cc; b=pUsyu2grPYFyyMO6P2Lja6YSvira+FfcjTPc220x1oNU5279MCv86CRgQjo6JArIL5i6c3t7dwVVBMPXr+hQXqRP5PEM1s4OiRuFV+3A5UCOfTJQjrV2BZu4YPGra/eBBU/KdIM8+zlWZSXPGBgmTWG2NoOrDHFp2ZXIQ/luVIc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GrPQ+prQ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GrPQ+prQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4990DC4CEF1; Wed, 7 Jan 2026 14:09:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767794942; bh=PZWDOBLRey6Z9yX+RyF83GqTHUzZPfvvBMqFhTb+pZg=; h=Date:From:To:Subject:In-Reply-To:References:Cc:From; b=GrPQ+prQOkX4BEgihC3kMMyG17wnhrSstZOLnQqhZ6YxGPgNVxNzO9jWwat+cRVab YGij8q6a7bz/LWjIjWmcwvp6BWxpKKVc9XXYetlswpDBnQb4wbV0L1i7g2HW2ATEBW KuzxcHzluA9oP5Vhbb2SsPp5J1X9cpdarnFrhtHopxt8scZm93r11XFzve7R35Luw8 7iSpo71PthPlVmkmcLOo5dQ8mIkp4hToG2zAP7+WoR/LQe2Hl8JX0i40O/AgTdSJH0 VYGGgVpsT90VnW0ypGc2ZqLlW5NW/xfnW2dze6eGtP5l5oaxfSJm2xPQK+GI40qTO9 8koUD5HgnSc9Q== Message-ID: Date: Wed, 07 Jan 2026 14:09:00 +0000 From: "Maxime Ripard" To: "Luca Ceresoli" Subject: Re: [PATCH 10/12] drm/bridge: samsung-dsim: samsung_dsim_host_attach: use a temporary variable for the next bridge In-Reply-To: <20260107-drm-bridge-alloc-getput-drm_of_find_bridge-2-v1-10-283d7bba061a@bootlin.com> References: <20260107-drm-bridge-alloc-getput-drm_of_find_bridge-2-v1-10-283d7bba061a@bootlin.com> Cc: benjamin.gaignard@linaro.org, dri-devel@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, "Adrien Grassein" , "Andrzej Hajda" , "David Airlie" , "Fabio Estevam" , "Hui Pu" , "Inki Dae" , "Jagan Teki" , "Jernej Skrabec" , "Jonas Karlman" , "Laurent Pinchart" , "Liu Ying" , "Maarten Lankhorst" , "Marek Szyprowski" , "Maxime Ripard" , "Neil Armstrong" , "Pengutronix Kernel Team" , "Philippe Cornu" , "Robert Foss" , "Sascha Hauer" , "Shawn Guo" , "Simona Vetter" , "Thomas Petazzoni" , "Thomas Zimmermann" Content-Transfer-Encoding: quoted-printable Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: On Wed, 7 Jan 2026 14:13:01 +0100, Luca Ceresoli wrote: > In preparation to handle refcounting of the out_bridge, we need to ensure > the out_bridge pointer contains either a valid bridge pointer or NULL, not > an ERR_PTR. Otherwise calls such as drm_bridge_get/put() would try to > redeference an ERR_PTR. >=20 >=20 > [ ... ] Acked-by: Maxime Ripard Thanks! Maxime