On Fri, 2007-08-03 at 11:27 +0100, Andy Green wrote: > Inside that question, if you mark up skb->ip_summed with CHECKSUM_NONE, > include/linux/skbuff.h says this: > > /* A. Checksumming of received packets by device. > * > * NONE: device failed to checksum this packet. > * skb->csum is undefined. > > If we mark up the skb with FCS-broken packets with that, maybe it would > be compatible with the networking stack for this purpose. No, that's the IP checksum. It may or may not be broken if the FCS CRC fails. johannes
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