> i tried your patch to tcpdump (around apr 25 - sorry that i made you
> wait for a long time). it looks to me that the signedness changes
> are correct, however, in some cases your change will make libpcap
> optimize less. for example, we could have optimized "1 > 1" to
> "ret #0" alone.
also, in the kernel bpf_filter.c code, A and X registers are unsigned
but mem[] are signed.
itojun
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