[PATCH] iommu/vt-d: Fix compile warning

[Jacob Pan]

Make intel_svm_unbind_mm() a static function.

Fixes: 064a57d7ddfc ("iommu/vt-d: Replace intel SVM APIs with generic
SVA APIs")
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
Signed-off-by: Jacob Pan <jacob.jun.pan@xxxxxxxxxxxxxxx>
---
 drivers/iommu/intel-svm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c
index 3c190c3b90b9..d386853121a2 100644
--- a/drivers/iommu/intel-svm.c
+++ b/drivers/iommu/intel-svm.c
@@ -597,7 +597,7 @@ intel_svm_bind_mm(struct device *dev, int flags, struct svm_dev_ops *ops,
 }
 
 /* Caller must hold pasid_mutex */
-int intel_svm_unbind_mm(struct device *dev, int pasid)
+static int intel_svm_unbind_mm(struct device *dev, int pasid)
 {
 	struct intel_svm_dev *sdev;
 	struct intel_iommu *iommu;
-- 
2.7.4