A memory block was allocated in intel_svm_bind_mm() but never freed
in a failure path. This patch fixes this by free it to avoid memory
leakage.

Cc: Ashok Raj <ashok....@intel.com>
Cc: Jacob Pan <jacob.jun....@linux.intel.com>
Cc: <sta...@vger.kernel.org> # v4.4+
Signed-off-by: Lu Baolu <baolu...@linux.intel.com>
---
 drivers/iommu/intel-svm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c
index 35a408d..3d4b924 100644
--- a/drivers/iommu/intel-svm.c
+++ b/drivers/iommu/intel-svm.c
@@ -396,6 +396,7 @@ int intel_svm_bind_mm(struct device *dev, int *pasid, int 
flags, struct svm_dev_
                                pasid_max - 1, GFP_KERNEL);
                if (ret < 0) {
                        kfree(svm);
+                       kfree(sdev);
                        goto out;
                }
                svm->pasid = ret;
-- 
2.7.4

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