From d6043581e1d9d0507a8413a302db0e35c8506e0e Mon Sep 17 00:00:00 2001 From: Alex Sierra Date: Tue, 31 Aug 2021 21:05:02 -0500 Subject: [PATCH] drm/amdkfd: drop process ref count when xnack disable During svm restore pages interrupt handler, kfd_process ref count was never dropped when xnack was disabled. Therefore, the object was never released. Fixes: 2383f56bbe4a ("drm/amdkfd: page table restore through svm API") Signed-off-by: Alex Sierra Reviewed-by: Philip Yang Reviewed-by: Jonathan Kim Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- 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 491373fcdb38..9fc8021bb0ab 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; -- 2.11.0