diff options
Diffstat (limited to 'drivers/vfio/pci/vfio_pci_nvlink2.c')
| -rw-r--r-- | drivers/vfio/pci/vfio_pci_nvlink2.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/vfio/pci/vfio_pci_nvlink2.c b/drivers/vfio/pci/vfio_pci_nvlink2.c index 50fe3c4f7feb..a22340c5e7d0 100644 --- a/drivers/vfio/pci/vfio_pci_nvlink2.c +++ b/drivers/vfio/pci/vfio_pci_nvlink2.c @@ -97,8 +97,10 @@ static void vfio_pci_nvgpu_release(struct vfio_pci_device *vdev, /* If there were any mappings at all... */ if (data->mm) { - ret = mm_iommu_put(data->mm, data->mem); - WARN_ON(ret); + if (data->mem) { + ret = mm_iommu_put(data->mm, data->mem); + WARN_ON(ret); + } mmdrop(data->mm); } |