Commits
Joerg Roedel committed c4a783b89ee
iommu/core: Make iommu_group_get_for_dev() more robust When a non-PCI device is passed to that function it might pass group == NULL to iommu_group_add_device() which then dereferences it and cause a crash this way. Fix it by just returning an error for non-PCI devices. Fixes: 104a1c13ac66e40cf8c6ae74d76ff14ff24b9b01 Cc: Alex Williamson <alex.williamson@redhat.com> Acked-by: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>