* [PATCH] arm: ep93xx: Don't try to release not acquired GPIO lines
@ 2012-04-05 11:44 Rafal Prylowski
2012-04-05 16:39 ` H Hartley Sweeten
0 siblings, 1 reply; 3+ messages in thread
From: Rafal Prylowski @ 2012-04-05 11:44 UTC (permalink / raw)
To: linux-arm-kernel
Fail path of ep93xx_keypad_acquire_gpio() tries to release
GPIO lines not acquired successfully before. Fix this.
Signed-off-by: Rafal Prylowski <prylowski@metasoft.pl>
Cc: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ryan Mallon <rmallon@gmail.com>
---
Patch applies to v3.4rc1.
arch/arm/mach-ep93xx/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6/arch/arm/mach-ep93xx/core.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-ep93xx/core.c
+++ linux-2.6/arch/arm/mach-ep93xx/core.c
@@ -734,7 +734,7 @@ int ep93xx_keypad_acquire_gpio(struct pl
fail_gpio_d:
gpio_free(EP93XX_GPIO_LINE_C(i));
fail_gpio_c:
- for ( ; i >= 0; --i) {
+ for (--i; i >= 0; --i) {
gpio_free(EP93XX_GPIO_LINE_C(i));
gpio_free(EP93XX_GPIO_LINE_D(i));
}
^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH] arm: ep93xx: Don't try to release not acquired GPIO lines
2012-04-05 11:44 [PATCH] arm: ep93xx: Don't try to release not acquired GPIO lines Rafal Prylowski
@ 2012-04-05 16:39 ` H Hartley Sweeten
2012-04-11 2:09 ` Ryan Mallon
0 siblings, 1 reply; 3+ messages in thread
From: H Hartley Sweeten @ 2012-04-05 16:39 UTC (permalink / raw)
To: linux-arm-kernel
On Thursday, April 05, 2012 4:44 AM, Rafal Prylowski wrote:
> Fail path of ep93xx_keypad_acquire_gpio() tries to release
> GPIO lines not acquired successfully before. Fix this.
>
> Signed-off-by: Rafal Prylowski <prylowski@metasoft.pl>
> Cc: H Hartley Sweeten <hsweeten@visionengravers.com>
> Cc: Ryan Mallon <rmallon@gmail.com>
>
> ---
> Patch applies to v3.4rc1.
>
> arch/arm/mach-ep93xx/core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> Index: linux-2.6/arch/arm/mach-ep93xx/core.c
> ===================================================================
> --- linux-2.6.orig/arch/arm/mach-ep93xx/core.c
> +++ linux-2.6/arch/arm/mach-ep93xx/core.c
> @@ -734,7 +734,7 @@ int ep93xx_keypad_acquire_gpio(struct pl
> fail_gpio_d:
> gpio_free(EP93XX_GPIO_LINE_C(i));
> fail_gpio_c:
> - for ( ; i >= 0; --i) {
> + for (--i; i >= 0; --i) {
> gpio_free(EP93XX_GPIO_LINE_C(i));
> gpio_free(EP93XX_GPIO_LINE_D(i));
> }
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Thanks!
^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH] arm: ep93xx: Don't try to release not acquired GPIO lines
2012-04-05 16:39 ` H Hartley Sweeten
@ 2012-04-11 2:09 ` Ryan Mallon
0 siblings, 0 replies; 3+ messages in thread
From: Ryan Mallon @ 2012-04-11 2:09 UTC (permalink / raw)
To: linux-arm-kernel
On 06/04/12 02:39, H Hartley Sweeten wrote:
> On Thursday, April 05, 2012 4:44 AM, Rafal Prylowski wrote:
>> Fail path of ep93xx_keypad_acquire_gpio() tries to release
>> GPIO lines not acquired successfully before. Fix this.
>>
>> Signed-off-by: Rafal Prylowski <prylowski@metasoft.pl>
>> Cc: H Hartley Sweeten <hsweeten@visionengravers.com>
>> Cc: Ryan Mallon <rmallon@gmail.com>
>>
>> ---
>> Patch applies to v3.4rc1.
>>
>> arch/arm/mach-ep93xx/core.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> Index: linux-2.6/arch/arm/mach-ep93xx/core.c
>> ===================================================================
>> --- linux-2.6.orig/arch/arm/mach-ep93xx/core.c
>> +++ linux-2.6/arch/arm/mach-ep93xx/core.c
>> @@ -734,7 +734,7 @@ int ep93xx_keypad_acquire_gpio(struct pl
>> fail_gpio_d:
>> gpio_free(EP93XX_GPIO_LINE_C(i));
>> fail_gpio_c:
>> - for ( ; i >= 0; --i) {
>> + for (--i; i >= 0; --i) {
>> gpio_free(EP93XX_GPIO_LINE_C(i));
>> gpio_free(EP93XX_GPIO_LINE_D(i));
>> }
>
> Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Applied to ep93xx-fixes on https://github.com/RyanMallon/linux-ep93xx
Thanks,
~Ryan
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2012-04-11 2:09 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2012-04-05 11:44 [PATCH] arm: ep93xx: Don't try to release not acquired GPIO lines Rafal Prylowski
2012-04-05 16:39 ` H Hartley Sweeten
2012-04-11 2:09 ` Ryan Mallon
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