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-rw-r--r--kernel/sys.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index fd5c710..98489d8 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -517,7 +517,8 @@ EXPORT_SYMBOL_GPL(srcu_notifier_call_chain);
void srcu_init_notifier_head(struct srcu_notifier_head *nh)
{
mutex_init(&nh->mutex);
- init_srcu_struct(&nh->srcu);
+ if (init_srcu_struct(&nh->srcu) < 0)
+ BUG();
nh->head = NULL;
}