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authorWei Yongjun <weiyongjun1@huawei.com>2021-03-04 10:04:23 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-03-17 17:06:33 +0100
commite50ada589497a0b5cf8eba3ecdf001ad5603a5fe (patch)
treeaa33b00bf295d3e82deeec986b80183d666e3c0e /drivers/cpufreq
parent7dfe37e9ea6985c932b2d4fd5ba67b889b453488 (diff)
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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@huawei.com> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Acked-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/qcom-cpufreq-hw.c4
1 files changed, 2 insertions, 2 deletions
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;
}