Messages in this thread Patch in this message | | | From | Yu Zhe <> | Subject | [PATCH] perf/arm_pmu_platform: fix tests for platform_get_irq() failure | Date | Thu, 25 Aug 2022 09:18:44 +0800 |
| |
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
| |