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| author | Vineet Gupta <vgupta@synopsys.com> | 2015-04-20 16:49:30 +0530 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2015-04-20 18:27:55 +0530 |
| commit | d8f6ad85cbb740b7e8ca5275b12838fab685540c (patch) | |
| tree | 331ac3f5718317692d6e32c9b52bf5e8a83a548e | |
| parent | 30fdd373f24cc50e250c71a6e2df89505e267804 (diff) | |
| download | linux-d8f6ad85cbb740b7e8ca5275b12838fab685540c.tar.bz2 | |
ARC: perf: don't add code for impossible case
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
| -rw-r--r-- | arch/arc/kernel/perf_event.c | 5 |
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) |