1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 9070050fbcd8..2fe855a7cab1 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -464,9 +464,12 @@ static inline void dma_set_unmap(struct dma_async_tx_descriptor *tx,
         tx->unmap = unmap;
 }
 
+void dmaengine_unmap_put(struct dmaengine_unmap_data *unmap);
+
 static inline void dma_descriptor_unmap(struct dma_async_tx_descriptor *tx)
 {
         if (tx->unmap) {
+                dmaengine_unmap_put(tx->unmap);
                 tx->unmap = NULL;
         }
 }