diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2020-11-06 17:32:55 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-06 17:33:38 -0800 |
| commit | ae0d0bb29b311ee3c71c8796f76d309a3779c8d9 (patch) | |
| tree | ae8e6f90d4eec5594bf42fe7aa9c3d989fc4317e /drivers/iommu/intel/iommu.c | |
| parent | 9f32c27eb4fc4426eedd511697d921a932f7dba6 (diff) | |
| parent | bf3e76289cd28b87f679cd53e26d67fd708d718a (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/iommu/intel/iommu.c')
| -rw-r--r-- | drivers/iommu/intel/iommu.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 8651f6d4dfa0..1b1ca63e6bbe 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -2525,6 +2525,9 @@ struct dmar_domain *find_domain(struct device *dev) { struct device_domain_info *info; + if (unlikely(!dev || !dev->iommu)) + return NULL; + if (unlikely(attach_deferred(dev))) return NULL; |