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perf/arm_pmu_platform: fix tests for platform_get_irq() failure

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[ Upstream commit 6bb0d64c100091e131cd16710b62fda3319cd0af ]

The platform_get_irq() returns negative error codes.  It can't actually
return zero.

Signed-off-by: Yu Zhe <yuzhe@nfschina.com>
Link: https://lore.kernel.org/r/20220825011844.8536-1-yuzhe@nfschina.com
Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Yu Zhe 2022-08-25 09:18:44 +08:00 committed by Greg Kroah-Hartman
parent 0d830374d5
commit 98d03d9dfe
1 changed files with 1 additions and 1 deletions
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2
drivers/perf/arm_pmu_platform.c
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@ -118,7 +118,7 @@ static int pmu_parse_irqs(struct arm_pmu *pmu)
if (num_irqs == 1) {
int irq = platform_get_irq(pdev, 0);
if (irq && irq_is_percpu_devid(irq))
if ((irq > 0) && irq_is_percpu_devid(irq))
return pmu_parse_percpu_irq(pmu, irq);
}