This is a note to let you know that I've just added the patch titled cpufreq: qcom-hw: Fix return value check in qcom_cpufreq_hw_cpu_init() to the 5.11-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: cpufreq-qcom-hw-fix-return-value-check-in-qcom_cpufr.patch and it can be found in the queue-5.11 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit c88e328de6b3add40a150d1cc68bd89594dd73ac Author: Wei Yongjun <weiyongjun1@xxxxxxxxxx> Date: Thu Mar 4 10:04:23 2021 +0000 cpufreq: qcom-hw: Fix return value check in qcom_cpufreq_hw_cpu_init() [ Upstream commit 536eb97abeba857126ad055de5923fa592acef25 ] In case of error, the function ioremap() returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check should be replaced with NULL test. Fixes: 67fc209b527d ("cpufreq: qcom-hw: drop devm_xxx() calls from init/exit hooks") Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx> Acked-by: Shawn Guo <shawn.guo@xxxxxxxxxx> Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c index 5cdd20e38771..6de07556665b 100644 --- a/drivers/cpufreq/qcom-cpufreq-hw.c +++ b/drivers/cpufreq/qcom-cpufreq-hw.c @@ -317,9 +317,9 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy) } base = ioremap(res->start, resource_size(res)); - if (IS_ERR(base)) { + if (!base) { dev_err(dev, "failed to map resource %pR\n", res); - ret = PTR_ERR(base); + ret = -ENOMEM; goto release_region; }