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Commit 3fd7fa4a authored by Denis Kirjanov's avatar Denis Kirjanov Committed by David S. Miller
Browse files

8139too: fix buffer overrun in rtl8139_init_board 



Fix rtl_chip_info buffer overrun when we can't identify the chip.
(i = ARRAY_SIZE (rtl_chip_info) in this case)

Signed-off-by: default avatarDenis Kirjanov <dkirjanov@kernel.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9227a46b

drivers/net/8139too.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -860,6 +860,7 @@ static __devinit struct net_device * rtl8139_init_board (struct pci_dev *pdev) 
		}

		}





	/* if unknown chip, assume array element #0, original RTL-8139 in this case */

	/* if unknown chip, assume array element #0, original RTL-8139 in this case */

	i = 0;

	dev_dbg(&pdev->dev, "unknown chip version, assuming RTL-8139\n");

	dev_dbg(&pdev->dev, "unknown chip version, assuming RTL-8139\n");

	dev_dbg(&pdev->dev, "TxConfig = 0x%lx\n", RTL_R32 (TxConfig));

	dev_dbg(&pdev->dev, "TxConfig = 0x%lx\n", RTL_R32 (TxConfig));

	tp->chipset = 0;

	tp->chipset = 0;