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SubjectRe: [PATCH 4/7] can/at91: don't check platform_get_irq's return value against zero
From: Wolfgang Grandegger <>
Date: Wed, 16 Dec 2009 19:58:38 +0100

> Uwe Kleine-König wrote:
>> platform_get_irq returns -ENXIO on failure, so !irq was probably
>> always true. Better use (int)irq <= 0. Note that a return value of
>> zero is still handled as error even though this could mean irq0.
>> This is a followup to 305b3228f9ff4d59f49e6d34a7034d44ee8ce2f0 that
>> changed the return value of platform_get_irq from 0 to -ENXIO on error.
>> Signed-off-by: Uwe Kleine-König <>
> Signed-off-by: Wolfgang Grandegger <>

Applied, thanks.
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