[PATCH] iommu: Add empty stub for iommu_group_get_by_id()

[Alexey Kardashevskiy]

Almost every function in include/linux/iommu.h has an empty stub
but the iommu_group_get_by_id() did not get one by mistake.

This adds an empty stub for iommu_group_get_by_id() for IOMMU_API
disabled config.

Signed-off-by: Alexey Kardashevskiy <aik@xxxxxxxxx>
---
 include/linux/iommu.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 7ea319e..3c7903d 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -245,6 +245,11 @@ static inline struct iommu_domain *iommu_domain_alloc(struct bus_type *bus)
 	return NULL;
 }
 
+static inline struct iommu_group *iommu_group_get_by_id(int id)
+{
+	return NULL;
+}
+
 static inline void iommu_domain_free(struct iommu_domain *domain)
 {
 }
-- 
1.8.4.rc4

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