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vfio: check iommu_group_set_name() return value

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As iommu_group_set_name() can fail, we should check the return value.

Signed-off-by: Liam Ni <zhiguangni01@gmail.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/20220625114239.9301-1-zhiguangni01@gmail.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Liam Ni 2022-06-25 19:42:39 +08:00 committed by Alex Williamson
parent d1877e639b
commit 1c61d51e96
1 changed files with 3 additions and 1 deletions
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4
drivers/vfio/vfio.c
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@ -504,7 +504,9 @@ static struct vfio_group *vfio_noiommu_group_alloc(struct device *dev,
if (IS_ERR(iommu_group))
return ERR_CAST(iommu_group);
iommu_group_set_name(iommu_group, "vfio-noiommu");
ret = iommu_group_set_name(iommu_group, "vfio-noiommu");
if (ret)
goto out_put_group;
ret = iommu_group_add_device(iommu_group, dev);
if (ret)
goto out_put_group;