Messages in this thread Patch in this message |  | | Date | Sat, 19 Oct 96 01:05 BST | From | (Alan Cox) | Subject | Untested but this should fix the problem with oversize packets |
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Let me know how it works (patch v 2.0.2x)
--- ip_fragment.c.old Mon Sep 16 22:14:52 1996 +++ ip_fragment.c Sat Oct 19 01:04:47 1996 @@ -366,7 +366,7 @@ { NETDEBUG(printk("Invalid fragment list: Fragment over size.\n")); ip_free(qp); - frag_kfree_skb(skb,FREE_WRITE); + kfree_skb(skb,FREE_WRITE); ip_statistics.IpReasmFails++; return NULL; } @@ -466,6 +466,18 @@ return NULL; } } + + /* + * Attempt to construct an oversize packet. + */ + + if(ntohs(iph->tot_len)+(int)offset>65535) + { + skb->sk = NULL; + frag_kfree_skb(skb, FREE_READ); + ip_statistics.IpReasmFails++; + return NULL; + } /* * Determine the position of this fragment.
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