gpio: omap: irq_startup() must not return error codes
The irq_startup() method returns an unsigned int, but in __irq_startup() it is assigned to an int. However, nothing checks for errors, so any error that is returned is ignored. Remove the check for GPIO-input mode and the error return. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Tested-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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