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authorVineet Gupta <vgupta@synopsys.com>2015-04-20 16:49:30 +0530
committerVineet Gupta <vgupta@synopsys.com>2015-04-20 18:27:55 +0530
commitd8f6ad85cbb740b7e8ca5275b12838fab685540c (patch)
tree331ac3f5718317692d6e32c9b52bf5e8a83a548e /arch/arc
parent30fdd373f24cc50e250c71a6e2df89505e267804 (diff)
downloadkernel-d8f6ad85cbb740b7e8ca5275b12838fab685540c.tar.gz
ARC: perf: don't add code for impossible case
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/kernel/perf_event.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c
index 165e0b604167..fd2ec50102f2 100644
--- a/arch/arc/kernel/perf_event.c
+++ b/arch/arc/kernel/perf_event.c
@@ -288,10 +288,7 @@ static int arc_pmu_device_probe(struct platform_device *pdev)
BUG_ON(pct_bcr.c > ARC_PMU_MAX_HWEVENTS);
READ_BCR(ARC_REG_CC_BUILD, cc_bcr);
- if (!cc_bcr.v) {
- pr_err("Performance counters exist, but no countable conditions?\n");
- return -ENODEV;
- }
+ BUG_ON(!cc_bcr.v); /* Counters exist but No countable conditions ? */
arc_pmu = devm_kzalloc(&pdev->dev, sizeof(struct arc_pmu), GFP_KERNEL);
if (!arc_pmu)