diff options
| -rw-r--r-- | drivers/vfio/vfio.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c index 6d18c3c..842f450 100644 --- a/drivers/vfio/vfio.c +++ b/drivers/vfio/vfio.c @@ -510,13 +510,11 @@ static int vfio_iommu_group_notifier(struct notifier_block *nb, struct device *dev = data; /* - * Need to go through a group_lock lookup to get a reference or - * we risk racing a group being removed. Leave a WARN_ON for - * debuging, but if the group no longer exists, a spurious notify - * is harmless. + * Need to go through a group_lock lookup to get a reference or we + * risk racing a group being removed. Ignore spurious notifies. */ group = vfio_group_try_get(group); - if (WARN_ON(!group)) + if (!group) return NOTIFY_OK; switch (action) { |
