Messages in this thread Patch in this message | | | From | Liam Ni <> | Subject | [PATCH] vfio: check iommu_group_set_name() return value | Date | Sat, 25 Jun 2022 19:42:39 +0800 |
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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> --- drivers/vfio/vfio.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c index 61e71c1154be..ca823eeac237 100644 --- a/drivers/vfio/vfio.c +++ b/drivers/vfio/vfio.c @@ -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; -- 2.25.1
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