2022-05-18 04:14:15

by Yang Yingliang

[permalink] [raw]
Subject: [PATCH -next] cpufreq: mediatek: fix error return code in mtk_cpu_dvfs_info_init()

If regulator_get_voltage() fails, it should return the error code in
mtk_cpu_dvfs_info_init().

Fixes: 0daa47325bae ("cpufreq: mediatek: Link CCI device to CPU")
Reported-by: Hulk Robot <[email protected]>
Signed-off-by: Yang Yingliang <[email protected]>
---
drivers/cpufreq/mediatek-cpufreq.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
index 37a1eb20f5ba..3a2be4552020 100644
--- a/drivers/cpufreq/mediatek-cpufreq.c
+++ b/drivers/cpufreq/mediatek-cpufreq.c
@@ -474,6 +474,7 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu)
if (info->soc_data->ccifreq_supported) {
info->vproc_on_boot = regulator_get_voltage(info->proc_reg);
if (info->vproc_on_boot < 0) {
+ ret = info->vproc_on_boot;
dev_err(info->cpu_dev,
"invalid Vproc value: %d\n", info->vproc_on_boot);
goto out_disable_inter_clock;
--
2.25.1



Subject: Re: [PATCH -next] cpufreq: mediatek: fix error return code in mtk_cpu_dvfs_info_init()

Il 17/05/22 15:34, Yang Yingliang ha scritto:
> If regulator_get_voltage() fails, it should return the error code in
> mtk_cpu_dvfs_info_init().
>
> Fixes: 0daa47325bae ("cpufreq: mediatek: Link CCI device to CPU")
> Reported-by: Hulk Robot <[email protected]>
> Signed-off-by: Yang Yingliang <[email protected]>

Thanks!

Reviewed-by: AngeloGioacchino Del Regno <[email protected]>

2022-05-18 04:58:54

by Rex-BC Chen (陳柏辰)

[permalink] [raw]
Subject: Re: [PATCH -next] cpufreq: mediatek: fix error return code in mtk_cpu_dvfs_info_init()

On Tue, 2022-05-17 at 21:34 +0800, Yang Yingliang wrote:
> If regulator_get_voltage() fails, it should return the error code in
> mtk_cpu_dvfs_info_init().
>
> Fixes: 0daa47325bae ("cpufreq: mediatek: Link CCI device to CPU")
> Reported-by: Hulk Robot <[email protected]>
> Signed-off-by: Yang Yingliang <[email protected]>
> ---
> drivers/cpufreq/mediatek-cpufreq.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/cpufreq/mediatek-cpufreq.c
> b/drivers/cpufreq/mediatek-cpufreq.c
> index 37a1eb20f5ba..3a2be4552020 100644
> --- a/drivers/cpufreq/mediatek-cpufreq.c
> +++ b/drivers/cpufreq/mediatek-cpufreq.c
> @@ -474,6 +474,7 @@ static int mtk_cpu_dvfs_info_init(struct
> mtk_cpu_dvfs_info *info, int cpu)
> if (info->soc_data->ccifreq_supported) {
> info->vproc_on_boot = regulator_get_voltage(info-
> >proc_reg);
> if (info->vproc_on_boot < 0) {
> + ret = info->vproc_on_boot;
> dev_err(info->cpu_dev,
> "invalid Vproc value: %d\n", info-
> >vproc_on_boot);
> goto out_disable_inter_clock;

Thanks for fix this!

Reviewed-by: Rex-BC Chen <[email protected]>


2022-06-28 08:17:48

by Viresh Kumar

[permalink] [raw]
Subject: Re: [PATCH -next] cpufreq: mediatek: fix error return code in mtk_cpu_dvfs_info_init()

On 17-05-22, 21:34, Yang Yingliang wrote:
> If regulator_get_voltage() fails, it should return the error code in
> mtk_cpu_dvfs_info_init().
>
> Fixes: 0daa47325bae ("cpufreq: mediatek: Link CCI device to CPU")
> Reported-by: Hulk Robot <[email protected]>
> Signed-off-by: Yang Yingliang <[email protected]>
> ---
> drivers/cpufreq/mediatek-cpufreq.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
> index 37a1eb20f5ba..3a2be4552020 100644
> --- a/drivers/cpufreq/mediatek-cpufreq.c
> +++ b/drivers/cpufreq/mediatek-cpufreq.c
> @@ -474,6 +474,7 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu)
> if (info->soc_data->ccifreq_supported) {
> info->vproc_on_boot = regulator_get_voltage(info->proc_reg);
> if (info->vproc_on_boot < 0) {
> + ret = info->vproc_on_boot;
> dev_err(info->cpu_dev,
> "invalid Vproc value: %d\n", info->vproc_on_boot);
> goto out_disable_inter_clock;

Applied. Thanks.

--
viresh