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authorLu Baolu <baolu.lu@linux.intel.com>2019-03-20 09:40:24 +0800
committerJoerg Roedel <jroedel@suse.de>2019-03-25 14:43:12 +0100
commit8cec63e52966b6c1242f8323535532d791d440e8 (patch)
tree59623ab95cfd22f9d05d609bc0ea7894c5af7246 /drivers/iommu/iommu.c
parent8c2ffd9174779014c3fe1f96d9dc3641d9175f00 (diff)
iommu: Remove iommu_callback_data
The iommu_callback_data is not used anywhere, remove it to make the code more concise. Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/iommu.c')
-rw-r--r--drivers/iommu/iommu.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 33a982e33716..1164b9926a2b 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -45,10 +45,6 @@ static unsigned int iommu_def_domain_type = IOMMU_DOMAIN_DMA;
#endif
static bool iommu_dma_strict __read_mostly = true;
-struct iommu_callback_data {
- const struct iommu_ops *ops;
-};
-
struct iommu_group {
struct kobject kobj;
struct kobject *devices_kobj;
@@ -1215,9 +1211,6 @@ static int iommu_bus_init(struct bus_type *bus, const struct iommu_ops *ops)
{
int err;
struct notifier_block *nb;
- struct iommu_callback_data cb = {
- .ops = ops,
- };
nb = kzalloc(sizeof(struct notifier_block), GFP_KERNEL);
if (!nb)
@@ -1229,7 +1222,7 @@ static int iommu_bus_init(struct bus_type *bus, const struct iommu_ops *ops)
if (err)
goto out_free;
- err = bus_for_each_dev(bus, NULL, &cb, add_iommu_group);
+ err = bus_for_each_dev(bus, NULL, NULL, add_iommu_group);
if (err)
goto out_err;
@@ -1238,7 +1231,7 @@ static int iommu_bus_init(struct bus_type *bus, const struct iommu_ops *ops)
out_err:
/* Clean up */
- bus_for_each_dev(bus, NULL, &cb, remove_iommu_group);
+ bus_for_each_dev(bus, NULL, NULL, remove_iommu_group);
bus_unregister_notifier(bus, nb);
out_free: