[bug] [libpcap] pcap-linux.c: PACKET_MMAP: caplen < len <= snaplen.

[julm+tcpdump () savines alpes fr eu org]

Hi there,

following is a patch trying to fix the bug described here:
http://article.gmane.org/gmane.network.tcpdump.devel/4968
plus another patch FYI only which helped me to debug.

read the comments to know more.

you may also retrieve the patches with:
        % git fetch git://195.88.84.18/~julm/libpcap.git \
         '+refs/heads/julm/master:refs/remotes/julm/master'

feel free to overhaul/merge the fix.
julm

[PATCH 1/2] Fix: pcap-linux.c: create_ring(): calibrate req.tp_frame_size as in tpacket_rcv() (almost).
[PATCH 2/2] Debug: pcap-linux.c: fprintf() values related to req.tp_frame_size.
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