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| author | Rafal Prylowski <prylowski@metasoft.pl> | 2012-04-05 13:44:07 +0200 |
|---|---|---|
| committer | Ryan Mallon <rmallon@gmail.com> | 2012-04-11 04:07:53 +0200 |
| commit | 5528a8469fbc01db218fbc00ebec1e3fc088e759 (patch) | |
| tree | 6a0c4fb612549ab5cd42a11a7cbb45f0c8ec3537 /arch/arm/mach-ep93xx | |
| parent | Linux 3.4-rc2 (diff) | |
| download | linux-5528a8469fbc01db218fbc00ebec1e3fc088e759.tar.xz linux-5528a8469fbc01db218fbc00ebec1e3fc088e759.zip | |
arm: ep93xx: Don't try to release not acquired GPIO lines
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>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Ryan Mallon <rmallon@gmail.com>
Diffstat (limited to 'arch/arm/mach-ep93xx')
| -rw-r--r-- | arch/arm/mach-ep93xx/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 8d2589588713..2ea2ffc61875 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -734,7 +734,7 @@ int ep93xx_keypad_acquire_gpio(struct platform_device *pdev) 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)); } |