Displaying 2 results from an estimated 2 matches for "skb_pull_inlin".
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skb_pull_inline
2017 Nov 02
2
Possible unsafe usage of skb->cb in virtio-net
...chwork.ozlabs.org/patch/558324/
> >
> > + skb_push(skb, skb->data - skb_data_orig);
> > sq->skb[pi] = skb;
> >
> > MLX5E_TX_SKB_CB(skb)->num_wqebbs = DIV_ROUND_UP(ds_cnt,
>
> And in the middle of this we have:
>
> skb_pull_inline(skb, ihs);
>
> This is looks illegal.
>
> You must not modify the data pointers of any SKB that you receive for
> sending via ->ndo_start_xmit() unless you know that absolutely you are
> the one and only reference that exists to that SKB.
>
> And exactly for the case...
2017 Nov 02
2
Possible unsafe usage of skb->cb in virtio-net
...chwork.ozlabs.org/patch/558324/
> >
> > + skb_push(skb, skb->data - skb_data_orig);
> > sq->skb[pi] = skb;
> >
> > MLX5E_TX_SKB_CB(skb)->num_wqebbs = DIV_ROUND_UP(ds_cnt,
>
> And in the middle of this we have:
>
> skb_pull_inline(skb, ihs);
>
> This is looks illegal.
>
> You must not modify the data pointers of any SKB that you receive for
> sending via ->ndo_start_xmit() unless you know that absolutely you are
> the one and only reference that exists to that SKB.
>
> And exactly for the case...