1 files changed, 7 insertions, 7 deletions

diff --git a/arch/powerpc/kernel/perf_counter.c b/arch/powerpc/kernel/perf_counter.c
index 560dd1e7b524..0a4d14f279ae 100644
--- a/arch/powerpc/kernel/perf_counter.c
+++ b/arch/powerpc/kernel/perf_counter.c
@@ -624,13 +624,13 @@ hw_perf_counter_init(struct perf_counter *counter)
         int err;
 
         if (!ppmu)
-                return NULL;
+                return ERR_PTR(-ENXIO);
         if ((s64)counter->hw_event.irq_period < 0)
-                return NULL;
+                return ERR_PTR(-EINVAL);
         if (!perf_event_raw(&counter->hw_event)) {
                 ev = perf_event_id(&counter->hw_event);
                 if (ev >= ppmu->n_generic || ppmu->generic_events[ev] == 0)
-                        return NULL;
+                        return ERR_PTR(-EOPNOTSUPP);
                 ev = ppmu->generic_events[ev];
         } else {
                 ev = perf_event_config(&counter->hw_event);
@@ -656,14 +656,14 @@ hw_perf_counter_init(struct perf_counter *counter)
                 n = collect_events(counter->group_leader, ppmu->n_counter - 1,
                                    ctrs, events);
                 if (n < 0)
-                        return NULL;
+                        return ERR_PTR(-EINVAL);
         }
         events[n] = ev;
         ctrs[n] = counter;
         if (check_excludes(ctrs, n, 1))
-                return NULL;
+                return ERR_PTR(-EINVAL);
         if (power_check_constraints(events, n + 1))
-                return NULL;
+                return ERR_PTR(-EINVAL);
 
         counter->hw.config = events[n];
         atomic64_set(&counter->hw.period_left, counter->hw_event.irq_period);
@@ -687,7 +687,7 @@ hw_perf_counter_init(struct perf_counter *counter)
         counter->destroy = hw_perf_counter_destroy;
 
         if (err)
-                return NULL;
+                return ERR_PTR(err);
         return &power_perf_ops;
 }