On 14-06-18, 22:29, ilia....@gmail.com wrote:
> From: Ilia Lin <ilia....@gmail.com>
>
> In event of error returned by the nvmem_cell_read() non-pointer value
> may be dereferenced. Fix this with error handling.
>
> Signed-off-by: Ilia Lin <ilia....@gmail.com>
Fixes tag ?
> ---
> drivers/cpufreq/qcom-cpufreq-kryo.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/cpufreq/qcom-cpufreq-kryo.c
> b/drivers/cpufreq/qcom-cpufreq-kryo.c
> index d049fe4b80c4..5e9511223ce9 100644
> --- a/drivers/cpufreq/qcom-cpufreq-kryo.c
> +++ b/drivers/cpufreq/qcom-cpufreq-kryo.c
> @@ -115,6 +115,8 @@ static int qcom_cpufreq_kryo_probe(struct platform_device
> *pdev)
>
> speedbin = nvmem_cell_read(speedbin_nvmem, &len);
> nvmem_cell_put(speedbin_nvmem);
> + if (IS_ERR(speedbin))
> + return PTR_ERR(speedbin);
>
> switch (msm8996_version) {
> case MSM8996_V3:
> --
> 2.11.0
--
viresh
