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iommu: Remove device link to group on failure

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commit 7d4e6ccd1f upstream.

This adds the missing teardown step that removes the device link from
the group when the device addition fails.

Signed-off-by: Jon Derrick <jonathan.derrick@intel.com>
Fixes: 797a8b4d76 ("iommu: Handle default domain attach failure")
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jon Derrick 2019-12-31 13:24:19 -07:00 committed by Greg Kroah-Hartman
parent 44ce3acf59
commit d2cbb83ce8
1 changed files with 1 additions and 0 deletions
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1
drivers/iommu/iommu.c
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@ -650,6 +650,7 @@ int iommu_group_add_device(struct iommu_group *group, struct device *dev)
mutex_unlock(&group->mutex);
dev->iommu_group = NULL;
kobject_put(group->devices_kobj);
sysfs_remove_link(group->devices_kobj, device->name);
err_free_name:
kfree(device->name);
err_remove_link: