Fix: unregister cpu hotplug notifier on buffer alloc error

[lttng-modules.git] / lib / ringbuffer / ring_buffer_backend.c

diff --git a/lib/ringbuffer/ring_buffer_backend.c b/lib/ringbuffer/ring_buffer_backend.c
index 5417648af78c446637623dcf5d0e4a9e446d6d42..ad7611361b56aaad7805d8e579d5f1a2dc700df0 100644 (file)
--- a/lib/ringbuffer/ring_buffer_backend.c
+++ b/lib/ringbuffer/ring_buffer_backend.c
@@ -421,6 +421,7 @@ free_bufs:
                }
 #ifdef CONFIG_HOTPLUG_CPU
                put_online_cpus();
+               unregister_hotcpu_notifier(&chanb->cpu_hp_notifier);
 #endif
                free_percpu(chanb->buf);
        } else