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-rw-r--r--kernel/perf_counter.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/kernel/perf_counter.c b/kernel/perf_counter.c
index 99d5930f0a52..97f891ffeb40 100644
--- a/kernel/perf_counter.c
+++ b/kernel/perf_counter.c
@@ -1150,6 +1150,11 @@ static void free_counter_rcu(struct rcu_head *head)
kfree(counter);
}
+static void free_counter(struct perf_counter *counter)
+{
+ call_rcu(&counter->rcu_head, free_counter_rcu);
+}
+
/*
* Called when the last reference to the file is gone.
*/
@@ -1168,7 +1173,7 @@ static int perf_release(struct inode *inode, struct file *file)
mutex_unlock(&counter->mutex);
mutex_unlock(&ctx->mutex);
- call_rcu(&counter->rcu_head, free_counter_rcu);
+ free_counter(counter);
put_context(ctx);
return 0;
@@ -2128,10 +2133,10 @@ __perf_counter_exit_task(struct task_struct *child,
list_entry) {
if (sub->parent) {
sync_child_counter(sub, sub->parent);
- kfree(sub);
+ free_counter(sub);
}
}
- kfree(child_counter);
+ free_counter(child_counter);
}
}