gianfar: Fix a bug where the pointer never moves for dma_unmap...

The loop that unmaps all of the TX Buffer Descriptors never actually
moves the txbd pointer, so we were just repeatedly unmapping the first one.

Signed-off-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 6f22f068d6ee948f6c89a59e958c4495faf473d5..25bdd0832df5752f4f0de2a23b8df710d0ee83ce 100644 (file)
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -635,6 +635,8 @@ static void free_skb_resources(struct gfar_private *priv)
                        dev_kfree_skb_any(priv->tx_skbuff[i]);
                        priv->tx_skbuff[i] = NULL;
                }
+
+               txbdp++;
        }
 
        kfree(priv->tx_skbuff);