From: Dave Jones <davej@redhat.com>
Date: Fri, 9 Aug 2013 18:16:34 +0000 (-0700)
Subject: 8139cp: Fix skb leak in rx_status_loop failure path.
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6c1a4bb872100c852b07480396744608278dd9ee;p=karo-tx-linux.git

8139cp: Fix skb leak in rx_status_loop failure path.

[ Upstream commit d06f5187469eee1b2932c02fd093d113cfc60d5e ]

Introduced in cf3c4c03060b688cbc389ebc5065ebcce5653e96
("8139cp: Add dma_mapping_error checking")

Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c
index 887aebea298b..9095ff930f29 100644
--- a/drivers/net/ethernet/realtek/8139cp.c
+++ b/drivers/net/ethernet/realtek/8139cp.c
@@ -524,6 +524,7 @@ rx_status_loop:
 					 PCI_DMA_FROMDEVICE);
 		if (dma_mapping_error(&cp->pdev->dev, new_mapping)) {
 			dev->stats.rx_dropped++;
+			kfree_skb(new_skb);
 			goto rx_next;
 		}