ipv4 options padding bugfix

From: alessandro salvatori <alessandrosalvatori(at)virgilio.it>
Date: Thu Jul 10 2003 - 16:31:30 EDT

in libnet_build_ip.c

• n = libnet_pblock_append(l, p, options, adj_size);

becomes...

+ n = libnet_pblock_append(l, p, options, option_s); ...
+ n = libnet_pblock_append(l, p, "\0\0\0", adj_size - option_s);

because we don't know if the three bytes after the options buffer belong to us and our segment ;) is this right?
cheers
sandr8)

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