diff options
| author |   Eugene Teo <eugene.teo@eugeneteo.net> | 2006-03-15 14:57:19 -0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2006-03-20 14:50:03 -0800 |
| commit | da81817fbd744ce70983f1d3c61841265003c7f4 (patch) | |
| tree | 6df199268afd7293c86bc06699db11644b5bddfd /drivers/net/irda/irda-usb.c | |
| parent | [PATCH] USB: rtl8150 small fix (diff) | |
| download | linux-dev-da81817fbd744ce70983f1d3c61841265003c7f4.tar.xz linux-dev-da81817fbd744ce70983f1d3c61841265003c7f4.zip | |
[PATCH] USB: Fix irda-usb use after use
Don't read from free'd memory after calling netif_rx(). docopy is used as
a boolean (0 and 1) so unsigned int is sufficient.
Coverity bug #928
Signed-off-by: Eugene Teo <eugene.teo@eugeneteo.net>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/net/irda/irda-usb.c')
| -rw-r--r-- | drivers/net/irda/irda-usb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c index 8936058a3cce..6e2ec56cde0b 100644 --- a/drivers/net/irda/irda-usb.c +++ b/drivers/net/irda/irda-usb.c @@ -740,7 +740,7 @@ static void irda_usb_receive(struct urb *urb, struct pt_regs *regs) struct sk_buff *newskb; struct sk_buff *dataskb; struct urb *next_urb; - int docopy; + unsigned int len, docopy; IRDA_DEBUG(2, "%s(), len=%d\n", __FUNCTION__, urb->actual_length); @@ -851,10 +851,11 @@ static void irda_usb_receive(struct urb *urb, struct pt_regs *regs) dataskb->dev = self->netdev; dataskb->mac.raw = dataskb->data; dataskb->protocol = htons(ETH_P_IRDA); + len = dataskb->len; netif_rx(dataskb); /* Keep stats up to date */ - self->stats.rx_bytes += dataskb->len; + self->stats.rx_bytes += len; self->stats.rx_packets++; self->netdev->last_rx = jiffies; |