No, not gonna die tonight.
Signed-off-by: Eugeniy Paltsev <eugeniy.palt...@synopsys.com>
---
arch/arc/kernel/perf_event.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c
index 0c4714906a06..b0f7eeffde9f 100644
--- a/arch/arc/kernel/perf_event.c
+++ b/arch/arc/kernel/perf_event.c
@@ -567,10 +567,12 @@ static int arc_pmu_device_probe(struct platform_device
*pdev)
return -ENODEV;
}
BUILD_BUG_ON(ARC_PERF_MAX_COUNTERS > 32);
- BUG_ON(pct_bcr.c > ARC_PERF_MAX_COUNTERS);
+ if (WARN_ON(pct_bcr.c > ARC_PERF_MAX_COUNTERS))
+ return -EINVAL;
READ_BCR(ARC_REG_CC_BUILD, cc_bcr);
- BUG_ON(!cc_bcr.v); /* Counters exist but No countable conditions ? */
+ if (WARN(!cc_bcr.v, "Counters exist but No countable conditions?"))
+ return -EINVAL;
arc_pmu = devm_kzalloc(&pdev->dev, sizeof(struct arc_pmu), GFP_KERNEL);
if (!arc_pmu)
--
2.14.5
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