[PATCH] iommu/s390: fix sparse warnings

[Sebastian Ott]

Fix these warnings:
  CHECK   drivers/iommu/s390-iommu.c
drivers/iommu/s390-iommu.c:52:21: warning: symbol 's390_domain_alloc' was not declared. Should it be static?
drivers/iommu/s390-iommu.c:76:6: warning: symbol 's390_domain_free' was not declared. Should it be static?

Signed-off-by: Sebastian Ott <sebott@xxxxxxxxxxxxxxxxxx>
---
 drivers/iommu/s390-iommu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/s390-iommu.c b/drivers/iommu/s390-iommu.c
index cbe198c..030e94c 100644
--- a/drivers/iommu/s390-iommu.c
+++ b/drivers/iommu/s390-iommu.c
@@ -49,7 +49,7 @@ static bool s390_iommu_capable(enum iommu_cap cap)
 	}
 }
 
-struct iommu_domain *s390_domain_alloc(unsigned domain_type)
+static struct iommu_domain *s390_domain_alloc(unsigned domain_type)
 {
 	struct s390_domain *s390_domain;
 
@@ -73,7 +73,7 @@ struct iommu_domain *s390_domain_alloc(unsigned domain_type)
 	return &s390_domain->domain;
 }
 
-void s390_domain_free(struct iommu_domain *domain)
+static void s390_domain_free(struct iommu_domain *domain)
 {
 	struct s390_domain *s390_domain = to_s390_domain(domain);
 
-- 
2.3.0

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