[PATCH net 1/2] usb/net/r8152: fix integer overflow in expression

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



config: make ARCH=avr32 allyesconfig
drivers/net/usb/r8152.c: In function 'rtl8152_start_xmit':
drivers/net/usb/r8152.c:956: warning: integer overflow in expression

   955	memset(tx_desc, 0, sizeof(*tx_desc));
 > 956	tx_desc->opts1 = cpu_to_le32((len & TX_LEN_MASK) | TX_FS | TX_LS);
   957	tp->tx_skb = skb;

Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
Spotted-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
---
 drivers/net/usb/r8152.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index d02bac8..ee13f9e 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -934,7 +934,8 @@ static netdev_tx_t rtl8152_start_xmit(struct sk_buff *skb,
 	struct r8152 *tp = netdev_priv(netdev);
 	struct net_device_stats *stats = rtl8152_get_stats(netdev);
 	struct tx_desc *tx_desc;
-	int len, res;
+	unsigned int len;
+	int res;
 
 	netif_stop_queue(netdev);
 	len = skb->len;
-- 
1.8.3.1

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux