2.2.22-skbuff_panicfix.patch

   1 diff -urN linux.orig/net/core/skbuff.c linux/net/core/skbuff.c
   2 --- linux.orig/net/core/skbuff.c        Fri Nov  1 17:20:26 2002
   3 +++ linux/net/core/skbuff.c     Fri Nov  1 17:27:48 2002
   4 @@ -333,13 +333,16 @@
   5  {
   6         struct sk_buff *n;
   7         unsigned long offset;
   8 -       int headroom = skb_headroom(skb);
   9 +       int delta = newheadroom - skb_headroom(skb);
  10 +
  11 +       if (delta <= 0)
  12 +               delta = 0;
  13
  14         /*
  15          *      Allocate the copy buffer
  16          */
  17
  18 -       n=alloc_skb(skb->truesize+newheadroom-headroom, GFP_ATOMIC);
  19 +       n=alloc_skb(skb->truesize + delta, GFP_ATOMIC);
  20         if(n==NULL)
  21                 return NULL;
  22