dm io: fix duplicate bio completion due to missing ref count

[sfrench/cifs-2.6.git] / kernel / cpu.c

diff --git a/kernel/cpu.c b/kernel/cpu.c
index 9ae6fbe5b5cf5d70d5869e8efb00c61f47cf66d4..cb5103413bd8df5056b3eda682a8d93b08656dd8 100644 (file)
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -1658,13 +1658,13 @@ static ssize_t write_cpuhp_target(struct device *dev,
        ret = !sp->name || sp->cant_stop ? -EINVAL : 0;
        mutex_unlock(&cpuhp_state_mutex);
        if (ret)
-               return ret;
+               goto out;
 
        if (st->state < target)
                ret = do_cpu_up(dev->id, target);
        else
                ret = do_cpu_down(dev->id, target);
-
+out:
        unlock_device_hotplug();
        return ret ? ret : count;
 }