From: Alexander Shiyan <shc_work@mail.ru>
To: barebox@lists.infradead.org
Subject: [PATCH 2/9] ARM: at91 gpio: Fix possible null pointer dereference
Date: Fri, 26 Apr 2013 20:41:07 +0400 [thread overview]
Message-ID: <1366994474-21325-2-git-send-email-shc_work@mail.ru> (raw)
In-Reply-To: <1366994474-21325-1-git-send-email-shc_work@mail.ru>
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
---
arch/arm/mach-at91/gpio.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c
index c2618c7..0e39a52 100644
--- a/arch/arm/mach-at91/gpio.c
+++ b/arch/arm/mach-at91/gpio.c
@@ -185,10 +185,10 @@ static struct at91_pinctrl_mux_ops at91sam9x5_ops = {
int at91_mux_pin(unsigned pin, enum at91_mux mux, int use_pullup)
{
struct at91_gpio_chip *at91_gpio = pin_to_controller(pin);
- void __iomem *pio = at91_gpio->regbase;
+ void __iomem *pio;
+ struct device_d *dev;
unsigned mask = pin_to_mask(pin);
int bank = pin_to_bank(pin);
- struct device_d *dev = at91_gpio->chip.dev;
if (!at91_gpio)
return -EINVAL;
@@ -197,6 +197,7 @@ int at91_mux_pin(unsigned pin, enum at91_mux mux, int use_pullup)
if (!pio)
return -EINVAL;
+ dev = at91_gpio->chip.dev;
at91_mux_disable_interrupt(pio, mask);
pin %= MAX_NB_GPIO_PER_BANK;
--
1.8.1.5
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next prev parent reply other threads:[~2013-04-26 16:41 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-26 16:41 [PATCH 1/9] console: " Alexander Shiyan
2013-04-26 16:41 ` Alexander Shiyan [this message]
2013-04-26 16:59 ` [PATCH 2/9] ARM: at91 gpio: " Jean-Christophe PLAGNIOL-VILLARD
2013-04-26 20:48 ` Sascha Hauer
2013-04-26 16:41 ` [PATCH 3/9] ARM: at91 smc: Fix possible uninitialized variable Alexander Shiyan
2013-04-26 16:59 ` Jean-Christophe PLAGNIOL-VILLARD
2013-04-26 17:09 ` Re[2]: " Alexander Shiyan
2013-04-26 20:49 ` Sascha Hauer
2013-04-26 16:41 ` [PATCH 4/9] MCI: atmel: Fix possible null pointer dereference Alexander Shiyan
2013-04-26 16:41 ` [PATCH 5/9] MCI: imx-esdhc: " Alexander Shiyan
2013-04-26 20:54 ` Sascha Hauer
2013-04-27 4:45 ` Re[2]: " Alexander Shiyan
2013-04-26 16:41 ` [PATCH 6/9] MCI: imx: " Alexander Shiyan
2013-04-26 16:41 ` [PATCH 7/9] NAND: imx: Fix memory leak Alexander Shiyan
2013-04-26 16:41 ` [PATCH 8/9] Serial: mpc5xxx: Fix setup mode at port initialization Alexander Shiyan
2013-04-30 7:39 ` Sascha Hauer
2013-04-30 7:46 ` Re[2]: " Alexander Shiyan
2013-04-26 16:41 ` [PATCH 9/9] MCI: imx-esdhc: Remove now unneeded check Alexander Shiyan
2013-04-26 20:57 ` Sascha Hauer
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