[PATCH 6.12 134/146] drm/amdkfd: Use the correct wptr size

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6.12-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Lijo Lazar <lijo.lazar@xxxxxxx>

commit cdc6705f98ea3f854a60ba8c9b19228e197ae384 upstream.

Write pointer could be 32-bit or 64-bit. Use the correct size during
initialization.

Signed-off-by: Lijo Lazar <lijo.lazar@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
@@ -125,7 +125,7 @@ static bool kq_initialize(struct kernel_
 
 	memset(kq->pq_kernel_addr, 0, queue_size);
 	memset(kq->rptr_kernel, 0, sizeof(*kq->rptr_kernel));
-	memset(kq->wptr_kernel, 0, sizeof(*kq->wptr_kernel));
+	memset(kq->wptr_kernel, 0, dev->kfd->device_info.doorbell_size);
 
 	prop.queue_size = queue_size;
 	prop.is_interop = false;






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