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 8CFF92F5E; Tue, 12 Aug 2025 18:16:58 +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=1755022618; cv=none; b=gNtzP2zpWhdmTPvkVtsefOC0jl0YJrzgWl3XDQDz1vRy2ZVmb0xfqQyfABZeY4npFp8Sq2LBimCu51sCa6q3VWLkF3lmYzFXidD7/bKcMQo40Y3NmKlntr/fbLCF+SsklQfqPCgqso5JzTTqS0mF1cQBJ+3sxmmwkvgrj1Y5qGY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755022618; c=relaxed/simple; bh=em5nQT3bpMOI65tTXLlv/Fh74/5RXEL0c4gn4AggvcQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=MnGuyNvKeZGFzIh+ZHTZxW5uNwRpLXsAGn7Cot07eViJ/x4w9mqtXz8Uf/yUsRWZrUeLa3LpPlFFAqlX/5gXJ/62erYSP2sAxuZvhEkdKdLJZtEVGQR3t+42BsEdtRG03KLjipXjrDJKOkIriAa9v1vkup8Mky9udDNGe5VH5Vw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=MTvo9MEb; 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="MTvo9MEb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EDDA5C4CEF0; Tue, 12 Aug 2025 18:16:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755022618; bh=em5nQT3bpMOI65tTXLlv/Fh74/5RXEL0c4gn4AggvcQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MTvo9MEbeSy0UAnmt87xS6LDNBo2IQgqsRbpXZ9dB5MnkLKv9Nl2HcUbDRcmyMgLI CnztmBRXizoS+UhfyGQrFiHkX3gwwrPyFLhBWpRw/nMdK6Y5GyEdJ/NfA7lbHbIuPf mBfzNAfsxzOD0PXZsVtwtVGf13562K5TlVJCjzNo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Ovidiu Panait , Herbert Xu , Sasha Levin Subject: [PATCH 6.12 207/369] hwrng: mtk - handle devm_pm_runtime_enable errors Date: Tue, 12 Aug 2025 19:28:24 +0200 Message-ID: <20250812173022.550637558@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250812173014.736537091@linuxfoundation.org> References: <20250812173014.736537091@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ovidiu Panait [ Upstream commit 522a242a18adc5c63a24836715dbeec4dc3faee1 ] Although unlikely, devm_pm_runtime_enable() call might fail, so handle the return value. Fixes: 78cb66caa6ab ("hwrng: mtk - Use devm_pm_runtime_enable") Signed-off-by: Ovidiu Panait Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- drivers/char/hw_random/mtk-rng.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/char/hw_random/mtk-rng.c b/drivers/char/hw_random/mtk-rng.c index 1e3048f2bb38..6c4e40d0365f 100644 --- a/drivers/char/hw_random/mtk-rng.c +++ b/drivers/char/hw_random/mtk-rng.c @@ -142,7 +142,9 @@ static int mtk_rng_probe(struct platform_device *pdev) dev_set_drvdata(&pdev->dev, priv); pm_runtime_set_autosuspend_delay(&pdev->dev, RNG_AUTOSUSPEND_TIMEOUT); pm_runtime_use_autosuspend(&pdev->dev); - devm_pm_runtime_enable(&pdev->dev); + ret = devm_pm_runtime_enable(&pdev->dev); + if (ret) + return ret; dev_info(&pdev->dev, "registered RNG driver\n"); -- 2.39.5