From: Yu Zhe yuzhe@nfschina.com
[ 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 --- 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 199293450acfc..0ffa4f45a8391 100644 --- a/drivers/perf/arm_pmu_platform.c +++ b/drivers/perf/arm_pmu_platform.c @@ -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); }