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| author | Felix Fietkau <nbd@openwrt.org> | 2008-07-19 23:09:43 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2008-07-19 23:09:43 +0000 |
| commit | 87e673487a04d7dcae5d402955cd018d5520895a (patch) | |
| tree | 7ea67ea0eb6ad54b6fbd480c6ed311ba97e4ae0c | |
| parent | f8e0d6edb9352a242ca78fbd49f273b542e20170 (diff) | |
| download | mtk-20170518-87e673487a04d7dcae5d402955cd018d5520895a.zip mtk-20170518-87e673487a04d7dcae5d402955cd018d5520895a.tar.gz mtk-20170518-87e673487a04d7dcae5d402955cd018d5520895a.tar.bz2 | |
add extra safety for the packet mangling in the mvswitch driver
SVN-Revision: 11880
| -rw-r--r-- | target/linux/generic-2.6/files/drivers/net/phy/mvswitch.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/linux/generic-2.6/files/drivers/net/phy/mvswitch.c b/target/linux/generic-2.6/files/drivers/net/phy/mvswitch.c index be9e6af..8eae439 100644 --- a/target/linux/generic-2.6/files/drivers/net/phy/mvswitch.c +++ b/target/linux/generic-2.6/files/drivers/net/phy/mvswitch.c @@ -78,7 +78,7 @@ mvswitch_mangle_tx(struct sk_buff *skb, struct net_device *dev) if (__vlan_hwaccel_get_tag(skb, &vid)) goto error; - if ((skb->len <= 62) || (skb_headroom(skb) < MV_HEADER_SIZE)) { + if (skb_cloned(skb) || (skb->len <= 62) || (skb_headroom(skb) < MV_HEADER_SIZE)) { if (pskb_expand_head(skb, MV_HEADER_SIZE, 0, GFP_ATOMIC)) goto error_expand; if (skb->len < 62) |