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path: root/drivers/net/usb/aqc111.c
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Diffstat (limited to 'drivers/net/usb/aqc111.c')
-rw-r--r--drivers/net/usb/aqc111.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c
index 68912e266826..892d58b38cf5 100644
--- a/drivers/net/usb/aqc111.c
+++ b/drivers/net/usb/aqc111.c
@@ -1079,17 +1079,17 @@ static int aqc111_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
u16 pkt_count = 0;
u64 desc_hdr = 0;
u16 vlan_tag = 0;
- u32 skb_len = 0;
+ u32 skb_len;
if (!skb)
goto err;
- if (skb->len == 0)
+ skb_len = skb->len;
+ if (skb_len < sizeof(desc_hdr))
goto err;
- skb_len = skb->len;
/* RX Descriptor Header */
- skb_trim(skb, skb->len - sizeof(desc_hdr));
+ skb_trim(skb, skb_len - sizeof(desc_hdr));
desc_hdr = le64_to_cpup((u64 *)skb_tail_pointer(skb));
/* Check these packets */