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 BD01617CA12; Mon, 10 Mar 2025 17:49:51 +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=1741628991; cv=none; b=qrRJqW9pKh4xAcyM4BWuF0ZXwJ9cIrJUMAzkMJyAcZbKVjgVxsvIlaX/KcaUAnCniJ7c1l/O54DN530sJck7y6eAOuozz7ei3qmTyQjRPFFNUuv7NMZdPavGENY0eWSx7vtrCMGvSm3NkfGDa0aTSBj5D0fWWeURptVOUR7qJps= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741628991; c=relaxed/simple; bh=zPFvdKPfpIYldq0urnmzB76xIFqKg/Agv0dOigJJgVw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=lzhklNLVKUqeim8ckYQCr3TkkYbc0YXhpe7WttiBbEixEyOUh7KX01Re1wxRGoUcTHDXQFoqzlC2wtWLFmLav3eKf5kbfKGtOSB4B/e9FLpJ3NIQpeAHRFrVRByARh3pRys5newKuvNP5HQwcDPakmg18BBh+/dXykEXn0gKlB4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=04O6Def6; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="04O6Def6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 439BFC4CEE5; Mon, 10 Mar 2025 17:49:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1741628991; bh=zPFvdKPfpIYldq0urnmzB76xIFqKg/Agv0dOigJJgVw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=04O6Def6sPt+bsP4OugQsFTx7mgmp8irFJxVPpEhRgAZxwBdydBplPNHf8p4b8S3c Py+3Hjnw5uZFDXBs1RC4WFzyfCCDV78YzFI8eBNYJ3moPfNCyBdpGVGVXgqPZYUBfY b4VDGG9fdmEKgzYrt4oFe/E8uRznWunYnLuSq76I= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jiasheng Jiang , Sakari Ailus , Mauro Carvalho Chehab , Sasha Levin Subject: [PATCH 5.15 139/620] media: marvell: Add check for clk_enable() Date: Mon, 10 Mar 2025 17:59:45 +0100 Message-ID: <20250310170551.085791441@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250310170545.553361750@linuxfoundation.org> References: <20250310170545.553361750@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jiasheng Jiang [ Upstream commit 11f68d2ba2e1521a608af773bf788e8cfa260f68 ] Add check for the return value of clk_enable() to guarantee the success. Fixes: 81a409bfd551 ("media: marvell-ccic: provide a clock for the sensor") Signed-off-by: Jiasheng Jiang [Sakari Ailus: Fix spelling in commit message.] Signed-off-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/platform/marvell-ccic/mcam-core.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c index 58f9463f3b8ce..a8d3ed5dc206f 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.c +++ b/drivers/media/platform/marvell-ccic/mcam-core.c @@ -935,7 +935,12 @@ static int mclk_enable(struct clk_hw *hw) ret = pm_runtime_resume_and_get(cam->dev); if (ret < 0) return ret; - clk_enable(cam->clk[0]); + ret = clk_enable(cam->clk[0]); + if (ret) { + pm_runtime_put(cam->dev); + return ret; + } + mcam_reg_write(cam, REG_CLKCTRL, (mclk_src << 29) | mclk_div); mcam_ctlr_power_up(cam); -- 2.39.5