Hello!
SOme short comment on the patch:
> - dev_queue_xmit(skb);
> + /* The skb we are to transmit may be a copy (see above). If
> + * this fails, then the caller is responsible for the original
> + * skb, otherwise we must free it. Also if this fails we must
> + * free the copy that we made.
> + */
> +
> + if (dev_queue_xmit(skb)<0) {
dev_queue_xmit _frees_ frame, not depending on return value.
Return value is not a criterium to assume anything.
> + if (old_skb) {
> + /* The skb we tried to send was a copy. We
> + * have to free it (the copy) and let the
> + * caller deal with the original one.
> + */
> + skb_unlink(skb);
So, do you pass to dev_queue_xmit some skb, which is on some list?
Not a good idea. Please, clone it and submit clone, if you need to hold
original in some list.
Alexey
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