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Subject[PATCH] perf/arm_pmu_platform: fix tests for platform_get_irq() failure
Date
The platform_get_irq() returns negative error codes.  It can't actually
return zero.

Signed-off-by: Yu Zhe <yuzhe@nfschina.com>
---
drivers/perf/arm_pmu_platform.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/perf/arm_pmu_platform.c b/drivers/perf/arm_pmu_platform.c
index 513de1f54e2d..933b96e243b8 100644
--- a/drivers/perf/arm_pmu_platform.c
+++ b/drivers/perf/arm_pmu_platform.c
@@ -117,7 +117,7 @@ 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);
}

--
2.11.0
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