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 <dkirjanov@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index 4ba72933f0da..80cd074d3817 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -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%lx\n", RTL_R32 (TxConfig));
         tp->chipset = 0;