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| author | Kyle McMartin <kyle@mcmartin.ca> | 2009-03-27 17:23:32 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-03-26 20:20:29 -0700 |
| commit | ac90a149361a331f697d5aa500bedcff22054669 (patch) | |
| tree | 56ec8e9d5bb0770814682257deae523eede6f9b7 /drivers | |
| parent | a6d36d5689b1806a3365c909192e9f03a43a632b (diff) | |
| download | linux-stable-ac90a149361a331f697d5aa500bedcff22054669.tar.gz linux-stable-ac90a149361a331f697d5aa500bedcff22054669.tar.bz2 linux-stable-ac90a149361a331f697d5aa500bedcff22054669.zip | |
tulip: Fix null dereference in uli526x_rx_packet()
Acked-by: Grant Grundler <grundler@parisc-linux.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/tulip/uli526x.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c index 0ab05af237e5..90be57bad39d 100644 --- a/drivers/net/tulip/uli526x.c +++ b/drivers/net/tulip/uli526x.c @@ -851,13 +851,15 @@ static void uli526x_rx_packet(struct net_device *dev, struct uli526x_board_info if ( !(rdes0 & 0x8000) || ((db->cr6_data & CR6_PM) && (rxlen>6)) ) { + struct sk_buff *new_skb = NULL; + skb = rxptr->rx_skb_ptr; /* Good packet, send to upper layer */ /* Shorst packet used new SKB */ - if ( (rxlen < RX_COPY_SIZE) && - ( (skb = dev_alloc_skb(rxlen + 2) ) - != NULL) ) { + if ((rxlen < RX_COPY_SIZE) && + ((new_skb = dev_alloc_skb(rxlen + 2) != NULL))) { + skb = new_skb; /* size less than COPY_SIZE, allocate a rxlen SKB */ skb_reserve(skb, 2); /* 16byte align */ memcpy(skb_put(skb, rxlen), |