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-rw-r--r--drivers/s390/cio/ccwgroup.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
index dfd7bc681c25..040e643746aa 100644
--- a/drivers/s390/cio/ccwgroup.c
+++ b/drivers/s390/cio/ccwgroup.c
@@ -227,6 +227,7 @@ static void ccwgroup_ungroup_workfn(struct work_struct *work)
container_of(work, struct ccwgroup_device, ungroup_work);
ccwgroup_ungroup(gdev);
+ put_device(&gdev->dev);
}
static void ccwgroup_release(struct device *dev)
@@ -412,8 +413,10 @@ static int ccwgroup_notifier(struct notifier_block *nb, unsigned long action,
{
struct ccwgroup_device *gdev = to_ccwgroupdev(data);
- if (action == BUS_NOTIFY_UNBIND_DRIVER)
+ if (action == BUS_NOTIFY_UNBIND_DRIVER) {
+ get_device(&gdev->dev);
schedule_work(&gdev->ungroup_work);
+ }
return NOTIFY_OK;
}