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 3B224311973; Sun, 1 Mar 2026 01:50:04 +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=1772329804; cv=none; b=nWseshvLJ2r8tRVWLqmRB8a+JTGhIrlIn1AVa1bNJrcYZivDpCqp1p93J1EwO/NI+x9H7v1ETmpI/vIBQaXX0O4hqs1vGiBRZNervuEtu0oiKYnvo6wRxPCp2KYsrWy+EeBjREXkWUesxnOeP/3zKPaBxcCgWeofCTyzd/hefEI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772329804; c=relaxed/simple; bh=xFQ0Ysh6tdVloh73ZaJ9AzyOJAjelfrho7qX/6MLnUw=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=ZjtNSdYcwaJoSzU+cerDFmSQIf4RoCdZha3qyxL52JX8UWjB1029P4IBJFoI7SyBNLG7pnp44p4UBjUS3s5chwwAwps/faVikqSiGwY10tpz6Nr/lzx/3z9Sv48Qrsg+tpXvb9enS9aVgnkoCpJ5G9mJOZRbT/ZkpLFGOccCQWQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cvPJcBw6; 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="cvPJcBw6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7FD7AC19421; Sun, 1 Mar 2026 01:50:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772329804; bh=xFQ0Ysh6tdVloh73ZaJ9AzyOJAjelfrho7qX/6MLnUw=; h=From:To:Cc:Subject:Date:From; b=cvPJcBw6TixlJ3OIEpOr0HRXHIk0gxWRROLyTSnKGjPNvFcLDxvLQ8tildoY6FJ8J 1EHZC4DNUK0jYrxKjaVO1LDKIxRt0VcnEI29TdkFj/n4n5dJd9ZKiGx3OP8axcMee7 vGCtJ0NcSxuC0CNsRos24Ye9NILlnTppd+ZU7fSSw/4WnQMIQnP/2Nx+b0FOue5Yel qdywbb6o+WElZ3O7qYm0Bc/b8ByiI0ISbJcLPfKVAy4K6cKsUvGNqN+5bpWBRE7+QP qAhQOuCEvvcls5dOO2m5cZenaoF1f3Zq1eYGXrM0fAlMkqmwpkNuxg8mJSfJHv7rMt kvkYr8+LT6YLw== From: Sasha Levin To: stable@vger.kernel.org, xiaolei.wang@windriver.com Cc: Sakari Ailus , Hans Verkuil , linux-media@vger.kernel.org Subject: FAILED: Patch "media: i2c: ov5647: use our own mutex for the ctrl lock" failed to apply to 5.15-stable tree Date: Sat, 28 Feb 2026 20:50:02 -0500 Message-ID: <20260301015002.1715634-1-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Hint: ignore X-stable: review Content-Transfer-Encoding: 8bit The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . Thanks, Sasha ------------------ original commit in Linus's tree ------------------ >From 973e42fd5d2b397bff34f0c249014902dbf65912 Mon Sep 17 00:00:00 2001 From: Xiaolei Wang Date: Fri, 5 Dec 2025 15:19:18 +0800 Subject: [PATCH] media: i2c: ov5647: use our own mutex for the ctrl lock __v4l2_ctrl_handler_setup() and __v4l2_ctrl_modify_range() contains an assertion to verify that the v4l2_ctrl_handler::lock is held, as it should only be called when the lock has already been acquired. Therefore use our own mutex for the ctrl lock, otherwise a warning will be reported. Fixes: 4974c2f19fd8 ("media: ov5647: Support gain, exposure and AWB controls") Cc: stable@vger.kernel.org Signed-off-by: Xiaolei Wang [Sakari Ailus: Fix a minor conflict.] Signed-off-by: Sakari Ailus Signed-off-by: Hans Verkuil --- drivers/media/i2c/ov5647.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/media/i2c/ov5647.c b/drivers/media/i2c/ov5647.c index 1041732104fa7..6285e234962e0 100644 --- a/drivers/media/i2c/ov5647.c +++ b/drivers/media/i2c/ov5647.c @@ -1248,6 +1248,8 @@ static int ov5647_init_controls(struct ov5647 *sensor) v4l2_ctrl_handler_init(&sensor->ctrls, 14); + sensor->ctrls.lock = &sensor->lock; + v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, V4L2_CID_AUTOGAIN, 0, 1, 1, 0); -- 2.51.0