summaryrefslogtreecommitdiffstats
path: root/arch/s390/kernel/perf_pai_crypto.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/kernel/perf_pai_crypto.c')
-rw-r--r--arch/s390/kernel/perf_pai_crypto.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/s390/kernel/perf_pai_crypto.c b/arch/s390/kernel/perf_pai_crypto.c
index 8c1545946d85..188c6cf09c7a 100644
--- a/arch/s390/kernel/perf_pai_crypto.c
+++ b/arch/s390/kernel/perf_pai_crypto.c
@@ -193,8 +193,9 @@ static int paicrypt_event_init(struct perf_event *event)
/* PAI crypto PMU registered as PERF_TYPE_RAW, check event type */
if (a->type != PERF_TYPE_RAW && event->pmu->type != a->type)
return -ENOENT;
- /* PAI crypto event must be valid */
- if (a->config > PAI_CRYPTO_BASE + paicrypt_cnt)
+ /* PAI crypto event must be in valid range */
+ if (a->config < PAI_CRYPTO_BASE ||
+ a->config > PAI_CRYPTO_BASE + paicrypt_cnt)
return -EINVAL;
/* Allow only CPU wide operation, no process context for now. */
if (event->hw.target || event->cpu == -1)