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* [PATCH] power: supply: Added check for negative values
@ 2022-11-17 12:01 Denis Arefev
  2022-11-17 22:45 ` Sebastian Reichel
  0 siblings, 1 reply; 5+ messages in thread
From: Denis Arefev @ 2022-11-17 12:01 UTC (permalink / raw)
  To: Sebastian Reichel
  Cc: Chen-Yu Tsai, Hans de Goede, linux-pm, linux-kernel, lvc-patches,
	trufanov, vfh

Variable 'pirq', which may receive negative value
in platform_get_irq().
Used as an index in a function regmap_irq_get_virq().

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Denis Arefev <arefev@swemel.ru>
---
 drivers/power/supply/axp288_fuel_gauge.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c
index 148eb8105803..36c7039c99c2 100644
--- a/drivers/power/supply/axp288_fuel_gauge.c
+++ b/drivers/power/supply/axp288_fuel_gauge.c
@@ -640,6 +640,8 @@ static void fuel_gauge_init_irq(struct axp288_fg_info *info)
 
 	for (i = 0; i < AXP288_FG_INTR_NUM; i++) {
 		pirq = platform_get_irq(info->pdev, i);
+		if (pirq < 0)
+			continue;
 		info->irq[i] = regmap_irq_get_virq(info->regmap_irqc, pirq);
 		if (info->irq[i] < 0) {
 			dev_warn(&info->pdev->dev,
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH] power: supply: Added check for negative values
  2022-11-17 12:01 [PATCH] power: supply: Added check for negative values Denis Arefev
@ 2022-11-17 22:45 ` Sebastian Reichel
  0 siblings, 0 replies; 5+ messages in thread
From: Sebastian Reichel @ 2022-11-17 22:45 UTC (permalink / raw)
  To: Denis Arefev
  Cc: Chen-Yu Tsai, Hans de Goede, linux-pm, linux-kernel, lvc-patches,
	trufanov, vfh

[-- Attachment #1: Type: text/plain, Size: 1246 bytes --]

Hi,

On Thu, Nov 17, 2022 at 03:01:40PM +0300, Denis Arefev wrote:
> Variable 'pirq', which may receive negative value
> in platform_get_irq().
> Used as an index in a function regmap_irq_get_virq().
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> Signed-off-by: Denis Arefev <arefev@swemel.ru>
> ---

The patch does not apply. Looks like the patch is based against
ancient code (pre 2022). Also the patch subject prefix should be
'power: supply: axp288_fuel_gauge:'

Thanks,

-- Sebastian

>  drivers/power/supply/axp288_fuel_gauge.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c
> index 148eb8105803..36c7039c99c2 100644
> --- a/drivers/power/supply/axp288_fuel_gauge.c
> +++ b/drivers/power/supply/axp288_fuel_gauge.c
> @@ -640,6 +640,8 @@ static void fuel_gauge_init_irq(struct axp288_fg_info *info)
>  
>  	for (i = 0; i < AXP288_FG_INTR_NUM; i++) {
>  		pirq = platform_get_irq(info->pdev, i);
> +		if (pirq < 0)
> +			continue;
>  		info->irq[i] = regmap_irq_get_virq(info->regmap_irqc, pirq);
>  		if (info->irq[i] < 0) {
>  			dev_warn(&info->pdev->dev,
> -- 
> 2.25.1
> 

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^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] power: supply: Added check for negative values
  2022-12-06 17:11 ` Hans de Goede
@ 2023-01-02 22:19   ` Sebastian Reichel
  0 siblings, 0 replies; 5+ messages in thread
From: Sebastian Reichel @ 2023-01-02 22:19 UTC (permalink / raw)
  To: Hans de Goede
  Cc: Denis Arefev, Chen-Yu Tsai, linux-pm, linux-kernel, lvc-project,
	trufanov, vfh

[-- Attachment #1: Type: text/plain, Size: 1326 bytes --]

Hi,

On Tue, Dec 06, 2022 at 06:11:23PM +0100, Hans de Goede wrote:
> Hi,
> 
> On 12/6/22 10:17, Denis Arefev wrote:
> > Variable 'pirq', which may receive negative value
> > in platform_get_irq().
> > Used as an index in a function regmap_irq_get_virq().
> > 
> > Found by Linux Verification Center (linuxtesting.org) with SVACE.
> > 
> > Signed-off-by: Denis Arefev <arefev@swemel.ru>
> 
> Thanks, patch looks good to me:
> 
> Reviewed-by: Hans de Goede <hdegoede@redhat.com>
> 
> Regards,
> 
> Hans

Thanks, queued to power-supply's fixes branch.

-- Sebastian

> 
> > ---
> >  drivers/power/supply/axp288_fuel_gauge.c | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c
> > index 148eb8105803..36c7039c99c2 100644
> > --- a/drivers/power/supply/axp288_fuel_gauge.c
> > +++ b/drivers/power/supply/axp288_fuel_gauge.c
> > @@ -640,6 +640,8 @@ static void fuel_gauge_init_irq(struct axp288_fg_info *info)
> >  
> >  	for (i = 0; i < AXP288_FG_INTR_NUM; i++) {
> >  		pirq = platform_get_irq(info->pdev, i);
> > +		if (pirq < 0)
> > +			continue;
> >  		info->irq[i] = regmap_irq_get_virq(info->regmap_irqc, pirq);
> >  		if (info->irq[i] < 0) {
> >  			dev_warn(&info->pdev->dev,
> 

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^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] power: supply: Added check for negative values
  2022-12-06  9:17 Denis Arefev
@ 2022-12-06 17:11 ` Hans de Goede
  2023-01-02 22:19   ` Sebastian Reichel
  0 siblings, 1 reply; 5+ messages in thread
From: Hans de Goede @ 2022-12-06 17:11 UTC (permalink / raw)
  To: Denis Arefev, Sebastian Reichel
  Cc: Chen-Yu Tsai, linux-pm, linux-kernel, lvc-project, trufanov, vfh

Hi,

On 12/6/22 10:17, Denis Arefev wrote:
> Variable 'pirq', which may receive negative value
> in platform_get_irq().
> Used as an index in a function regmap_irq_get_virq().
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> Signed-off-by: Denis Arefev <arefev@swemel.ru>

Thanks, patch looks good to me:

Reviewed-by: Hans de Goede <hdegoede@redhat.com>

Regards,

Hans



> ---
>  drivers/power/supply/axp288_fuel_gauge.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c
> index 148eb8105803..36c7039c99c2 100644
> --- a/drivers/power/supply/axp288_fuel_gauge.c
> +++ b/drivers/power/supply/axp288_fuel_gauge.c
> @@ -640,6 +640,8 @@ static void fuel_gauge_init_irq(struct axp288_fg_info *info)
>  
>  	for (i = 0; i < AXP288_FG_INTR_NUM; i++) {
>  		pirq = platform_get_irq(info->pdev, i);
> +		if (pirq < 0)
> +			continue;
>  		info->irq[i] = regmap_irq_get_virq(info->regmap_irqc, pirq);
>  		if (info->irq[i] < 0) {
>  			dev_warn(&info->pdev->dev,


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH] power: supply: Added check for negative values
@ 2022-12-06  9:17 Denis Arefev
  2022-12-06 17:11 ` Hans de Goede
  0 siblings, 1 reply; 5+ messages in thread
From: Denis Arefev @ 2022-12-06  9:17 UTC (permalink / raw)
  To: Sebastian Reichel
  Cc: Chen-Yu Tsai, Hans de Goede, linux-pm, linux-kernel, lvc-project,
	trufanov, vfh

Variable 'pirq', which may receive negative value
in platform_get_irq().
Used as an index in a function regmap_irq_get_virq().

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Denis Arefev <arefev@swemel.ru>
---
 drivers/power/supply/axp288_fuel_gauge.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c
index 148eb8105803..36c7039c99c2 100644
--- a/drivers/power/supply/axp288_fuel_gauge.c
+++ b/drivers/power/supply/axp288_fuel_gauge.c
@@ -640,6 +640,8 @@ static void fuel_gauge_init_irq(struct axp288_fg_info *info)
 
 	for (i = 0; i < AXP288_FG_INTR_NUM; i++) {
 		pirq = platform_get_irq(info->pdev, i);
+		if (pirq < 0)
+			continue;
 		info->irq[i] = regmap_irq_get_virq(info->regmap_irqc, pirq);
 		if (info->irq[i] < 0) {
 			dev_warn(&info->pdev->dev,
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2023-01-02 22:21 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-11-17 12:01 [PATCH] power: supply: Added check for negative values Denis Arefev
2022-11-17 22:45 ` Sebastian Reichel
2022-12-06  9:17 Denis Arefev
2022-12-06 17:11 ` Hans de Goede
2023-01-02 22:19   ` Sebastian Reichel

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