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-rw-r--r--mm/percpu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/percpu.c b/mm/percpu.c
index 867efd38d879..af3dd2704efd 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -974,6 +974,7 @@ restart:
if (list_empty(&pcpu_slot[pcpu_nr_slots - 1])) {
chunk = pcpu_create_chunk();
if (!chunk) {
+ mutex_unlock(&pcpu_alloc_mutex);
err = "failed to allocate new chunk";
goto fail;
}