[PATCH net] ethernet: cxgb4: Fix dma_unmap_sg() nents value

[Thomas Fourier]

The dma_unmap_sg() functions should be called with the same nents as the
dma_map_sg(), not the value the map function returned.

Fixes: 8b4e6b3ca2ed ("cxgb4: Add HMA support")
Signed-off-by: Thomas Fourier <fourier.thomas@xxxxxxxxx>
---
 drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 51395c96b2e9..73bb1f413761 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -3998,7 +3998,7 @@ static void adap_free_hma_mem(struct adapter *adapter)
 
 	if (adapter->hma.flags & HMA_DMA_MAPPED_FLAG) {
 		dma_unmap_sg(adapter->pdev_dev, adapter->hma.sgt->sgl,
-			     adapter->hma.sgt->nents, DMA_BIDIRECTIONAL);
+			     adapter->hma.sgt->orig_nents, DMA_BIDIRECTIONAL);
 		adapter->hma.flags &= ~HMA_DMA_MAPPED_FLAG;
 	}
 
-- 
2.43.0