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| author |   Jeffy Chen <jeffy.chen@rock-chips.com> | 2018-03-01 19:22:08 +0800 |
|---|---|---|
| committer |   Joerg Roedel <jroedel@suse.de> | 2018-03-15 15:54:52 +0100 |
| commit | b6d57f1da7e81cb056619d41cf015ebe306c296c (patch) | |
| tree | 723656eed902af7df4b44bcd0133ec53d6941d0c /drivers/iommu/omap-iommu.c | |
| parent | Linux 4.16-rc5 (diff) | |
| download | linux-dev-b6d57f1da7e81cb056619d41cf015ebe306c296c.tar.xz linux-dev-b6d57f1da7e81cb056619d41cf015ebe306c296c.zip | |
iommu/omap: Increase group ref in .device_group()
Increase group refcounting in omap_iommu_device_group().
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/omap-iommu.c')
| -rw-r--r-- | drivers/iommu/omap-iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c index e135ab830ebf..c33b7b104e72 100644 --- a/drivers/iommu/omap-iommu.c +++ b/drivers/iommu/omap-iommu.c @@ -1536,7 +1536,7 @@ static struct iommu_group *omap_iommu_device_group(struct device *dev) struct iommu_group *group = ERR_PTR(-EINVAL); if (arch_data->iommu_dev) - group = arch_data->iommu_dev->group; + group = iommu_group_ref_get(arch_data->iommu_dev->group); return group; } |