1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
index 9abac48de499..935071410724 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
@@ -221,8 +221,14 @@ static int acquire_packet_buffer(struct kernel_queue *kq,
                                                         queue_size_dwords;
 
         if (packet_size_in_dwords >= queue_size_dwords ||
-                        packet_size_in_dwords >= available_size)
+                        packet_size_in_dwords >= available_size) {
+                /*
+                 * make sure calling functions know
+                 * acquire_packet_buffer() failed
+                 */
+                *buffer_ptr = NULL;
                 return -ENOMEM;
+        }
 
         if (wptr + packet_size_in_dwords >= queue_size_dwords) {
                 while (wptr > 0) {