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gpio: davinci: Use signed type for 'irq' variable 

Variable 'irq' is declared as unsigned and then used to store
negative return values from irq_alloc_descs() such as -EINVAL.
This patch fix this by declaring the variable as a signed.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Alexander Shiyan 2014-02-15 17:12:05 +04:00 committed by Linus Walleij
parent 717f70e39a
commit 58c0f5aa12
1 changed files with 2 additions and 1 deletions
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3
drivers/gpio/gpio-davinci.c
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@ -423,7 +423,8 @@ static const struct irq_domain_ops davinci_gpio_irq_ops = {
static int davinci_gpio_irq_setup(struct platform_device *pdev)
{
unsigned gpio, irq, bank;
unsigned gpio, bank;
int irq;
struct clk *clk;
u32 binten = 0;
unsigned ngpio, bank_irq;