[PATCH] drm/amdkfd: drop process ref count when xnack disable

[Alex Sierra]

During svm restore pages interrupt handler, kfd_process ref count was
never dropped when xnack was disabled. Therefore, the object was never
released.

Signed-off-by: Alex Sierra <alex.sie...@amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c 
b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
index 8f9b5b53dab5..110c46cd7fac 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
@@ -2484,7 +2484,8 @@ svm_range_restore_pages(struct amdgpu_device *adev, 
unsigned int pasid,
        }
        if (!p->xnack_enabled) {
                pr_debug("XNACK not enabled for pasid 0x%x\n", pasid);
-               return -EFAULT;
+               r = -EFAULT;
+               goto out;
        }
        svms = &p->svms;
 
-- 
2.32.0