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8139too: fix buffer overrun in rtl8139_init_board

PATCH Applied Denis Kirjanov 2 participants 2 messages Jun 5, 2010 – Jun 7, 2010

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Denis Kirjanov

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PATCH 1/1 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 Denis Kirjanov <[email protected]>

---
drivers/net/8139too.c | 1 +

 1 files changed, 1 insertions(+), 0 deletions(-)
drivers/net/8139too.c +1 -0
index cc7d462..149253d 100644
@@ -860,6 +860,7 @@ retry:
 		}
 
 	/* 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, "TxConfig = 0x%x\n", RTL_R32 (TxConfig));
 	tp->chipset = 0;