diff options
| -rw-r--r-- | kernel/events/core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index fc1c330c6bd6..d7af82827373 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -4447,6 +4447,9 @@ static void _free_event(struct perf_event *event) if (event->ctx) put_ctx(event->ctx); + if (event->hw.target) + put_task_struct(event->hw.target); + exclusive_event_destroy(event); module_put(event->pmu->module); @@ -9955,6 +9958,7 @@ perf_event_alloc(struct perf_event_attr *attr, int cpu, * and we cannot use the ctx information because we need the * pmu before we get a ctx. */ + get_task_struct(task); event->hw.target = task; } @@ -10070,6 +10074,8 @@ err_ns: perf_detach_cgroup(event); if (event->ns) put_pid_ns(event->ns); + if (event->hw.target) + put_task_struct(event->hw.target); kfree(event); return ERR_PTR(err); |