iommu: Simplify init function
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>
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 3000051..debce45 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -34,8 +34,8 @@
#include <trace/events/iommu.h>
static struct kset *iommu_group_kset;
-static struct ida iommu_group_ida;
-static struct mutex iommu_group_mutex;
+static DEFINE_IDA(iommu_group_ida);
+static DEFINE_MUTEX(iommu_group_mutex);
struct iommu_callback_data {
const struct iommu_ops *ops;
@@ -1483,9 +1483,6 @@
{
iommu_group_kset = kset_create_and_add("iommu_groups",
NULL, kernel_kobj);
- ida_init(&iommu_group_ida);
- mutex_init(&iommu_group_mutex);
-
BUG_ON(!iommu_group_kset);
return 0;