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iommu: Simplify init function

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iommu_group_ida and iommu_group_mutex can be initialized statically.
There's no need to do this dynamically in the init function.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Heiner Kallweit
2016-06-28 20:38:36 +02:00
committed by Joerg Roedel
parent efcd94c076
commit e38d1f1312
1 changed files with 2 additions and 5 deletions
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7
drivers/iommu/iommu.c
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@@ -34,8 +34,8 @@
#include <trace/events/iommu.h> #include <trace/events/iommu.h>
static struct kset *iommu_group_kset; static struct kset *iommu_group_kset;
static struct ida iommu_group_ida; static DEFINE_IDA(iommu_group_ida);
static struct mutex iommu_group_mutex; static DEFINE_MUTEX(iommu_group_mutex);
struct iommu_callback_data { struct iommu_callback_data {
const struct iommu_ops *ops; const struct iommu_ops *ops;
@@ -1483,9 +1483,6 @@ static int __init iommu_init(void)
{ {
iommu_group_kset = kset_create_and_add("iommu_groups", iommu_group_kset = kset_create_and_add("iommu_groups",
NULL, kernel_kobj); NULL, kernel_kobj);
ida_init(&iommu_group_ida);
mutex_init(&iommu_group_mutex);
BUG_ON(!iommu_group_kset); BUG_ON(!iommu_group_kset);
return 0; return 0;