netdev - [PATCH net-next 25/40] net: fec: don't free skb until it has been unmapped

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Message-Id: <1454016364-30985-26-git-send-email-troy.kisky@boundarydevices.com>
Date:	Thu, 28 Jan 2016 14:25:49 -0700
From:	Troy Kisky <troy.kisky@...ndarydevices.com>
To:	netdev@...r.kernel.org, davem@...emloft.net, B38611@...escale.com
Cc:	fabio.estevam@...escale.com, l.stach@...gutronix.de,
	andrew@...n.ch, tremyfr@...il.com, linux@....linux.org.uk,
	linux-arm-kernel@...ts.infradead.org, laci@...ndarydevices.com,
	shawnguo@...nel.org, Troy Kisky <troy.kisky@...ndarydevices.com>
Subject: [PATCH net-next 25/40] net: fec: don't free skb until it has been unmapped

Signed-off-by: Troy Kisky <troy.kisky@...ndarydevices.com>
---
 drivers/net/ethernet/freescale/fec_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 98b9be2..380c8e2 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -381,7 +381,6 @@ fec_enet_txq_submit_frag_skb(struct fec_enet_priv_tx_q *txq,
 		addr = dma_map_single(&fep->pdev->dev, bufaddr, frag_len,
 				      DMA_TO_DEVICE);
 		if (dma_mapping_error(&fep->pdev->dev, addr)) {
-			dev_kfree_skb_any(skb);
 			if (net_ratelimit())
 				netdev_err(ndev, "Tx DMA memory map failed\n");
 			goto dma_mapping_error;
@@ -405,6 +404,7 @@ dma_mapping_error:
 				bdp->cbd_datlen, DMA_TO_DEVICE);
 		bdp->cbd_bufaddr = 0;
 	}
+	dev_kfree_skb_any(skb);
 	return ERR_PTR(-ENOMEM);
 }
 
-- 
2.5.0