Add the correct fences count variable [num_fences] in the fences
array iteration to handle the userq / non-userq fences.

v2:(Christian)
  - All fences in the array either come from some reservation object
    or drm_syncobj. If any of those are NULL then there is a bug
    somewhere else.

Signed-off-by: Arunpravin Paneer Selvam <arunpravin.paneersel...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
index 877cb17a14e9..3a88f754a395 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
@@ -825,7 +825,7 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void 
*data,
                        fences[num_fences++] = fence;
                }
 
-               for (i = 0, cnt = 0; i < wait_info->num_fences; i++) {
+               for (i = 0, cnt = 0; i < num_fences; i++) {
                        struct amdgpu_userq_fence_driver *fence_drv;
                        struct amdgpu_userq_fence *userq_fence;
                        u32 index;
-- 
2.25.1

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