From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 4785C2F90C5; Sat, 12 Sep 2026 18:45:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789238735; cv=none; b=MfVsVp1lD6ZZdxLFfB/duotEHQs2Zms0UrdMBH7cEJ45WEAmMPqa+5q6Q/ErqnoYtQvJFPoIjmSv4MVQGIPMH7mC4oGoydV1HyEZdzVpaJdmAbOFUSMxCKMlHmA9fCGrA9Bbbg604reEh3IByJHuybR3mCmyYtM8bOqzcJFCsg4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789238735; c=relaxed/simple; bh=2/MoP89a+W1GhNbx8D6O8U0CcdPsPb3i/2kePZ6ElQ8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=N7pxf/aPrHtLxBXCIkpjNC74+RFiv2VPcz8YRtyfuEkDGzTxDBIQUkkSaxkeyPkACG21Iob/0j1e2F4PTYdYNWV+Kb3mpHu/vE2kJnxsk0frJsbj4/YfF6hEDQ1OEkcFviFdUnJ7yeRJBP/uwa8lKUVwBp672WWxqMdkgEq9V2E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=YEPDoPB4; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="YEPDoPB4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1CAD61F000FF; Sat, 12 Sep 2026 18:45:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789238734; bh=pijxhL/+PsNRw0IFRRg5ENokwf6mUjGWsxCuv2uc0O0=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=YEPDoPB4htiNeyUb4RUvo4VhEO+HuDLrHUb1bIcvx4p94vV64pDdWVxxEgEw9RENc MXCoaBfRdPzG5IiH3aR0w67393UcEjOvGgLpPcOSACpQb9eEpUKzOJy/mNsjrMoH/A rmTOoPW60AqqqCtzQ1msaH7KmQjGC9ZMn9Q04lpM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Dan Carpenter , Zhongqiu Han , Viresh Kumar , Sasha Levin Subject: [PATCH 5.15 521/935] cpufreq: spear: Fix an IS_ERR() vs NULL bug in spear1340_set_cpu_rate() Date: Sat, 12 Sep 2026 08:59:11 +0200 Message-ID: <20260912065538.773391597@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260912065526.833703348@linuxfoundation.org> References: <20260912065526.833703348@linuxfoundation.org> User-Agent: quilt/0.69 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 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dan Carpenter [ Upstream commit 6a9e0e0f7592313ace66303cf5eca68e04c10f30 ] The clk_get_parent() function doesn't return error pointers, it returns NULL on error. Update the error checking to match. Fixes: 420993221175 ("cpufreq: SPEAr: Add CPUFreq driver") Signed-off-by: Dan Carpenter Reviewed-by: Zhongqiu Han Signed-off-by: Viresh Kumar Signed-off-by: Sasha Levin --- drivers/cpufreq/spear-cpufreq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/cpufreq/spear-cpufreq.c b/drivers/cpufreq/spear-cpufreq.c index 7d0d62a06bf3f..79b3d69d1764e 100644 --- a/drivers/cpufreq/spear-cpufreq.c +++ b/drivers/cpufreq/spear-cpufreq.c @@ -79,9 +79,9 @@ static int spear1340_set_cpu_rate(struct clk *sys_pclk, unsigned long newfreq) int ret = 0; sys_clk = clk_get_parent(spear_cpufreq.clk); - if (IS_ERR(sys_clk)) { + if (!sys_clk) { pr_err("failed to get cpu's parent (sys) clock\n"); - return PTR_ERR(sys_clk); + return -EINVAL; } /* Set the rate of the source clock before changing the parent */ -- 2.53.0