netdev - [PATCH 1/1] r8169: balance pci_map / pci

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Message-ID: <20080821214734.GB22540@electric-eye.fr.zoreil.com>
Date:	Thu, 21 Aug 2008 23:47:34 +0200
From:	Francois Romieu <romieu@...zoreil.com>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	netdev@...r.kernel.org,
	Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>,
	Alistair John Strachan <alistair@...zero.co.uk>,
	Timothy J Fontaine <tjfontaine@...consulting.com>,
	Edward Hsu <edward_hsu@...ltek.com.tw>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ivan Vecera <ivecera@...hat.com>
Subject: [PATCH 1/1] r8169: balance pci_map / pci_unmap pair

The leak hurts with swiotlb and jumbo frames (see
http://bugzilla.kernel.org/show_bug.cgi?id=9468).

Heavily hinted by Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>.

Signed-off-by: Francois Romieu <romieu@...zoreil.com>
Tested-by: Alistair John Strachan <alistair@...zero.co.uk>
Tested-by: Timothy J Fontaine <tjfontaine@...consulting.com>
Cc: Edward Hsu <edward_hsu@...ltek.com.tw>
---
 drivers/net/r8169.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index a3e3895..0f6f974 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -2792,7 +2792,7 @@ static int rtl8169_rx_interrupt(struct net_device *dev,
 					pkt_size, PCI_DMA_FROMDEVICE);
 				rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
 			} else {
-				pci_unmap_single(pdev, addr, pkt_size,
+				pci_unmap_single(pdev, addr, tp->rx_buf_sz,
 						 PCI_DMA_FROMDEVICE);
 				tp->Rx_skbuff[entry] = NULL;
 			}
-- 
1.5.3.3

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