Input: omap4-keypad - fix handling of platform_get_irq() error
[ Upstream commit
4738dd1992fa13acfbbd71800c71c612f466fa44 ]
platform_get_irq() returns -ERRNO on error. In such case comparison
to 0 would pass the check.
Fixes:
f3a1ba60dbdb ("Input: omap4-keypad - use platform device helpers")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200828145744.3636-2-krzk@kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>