add CAP_EVENT for the libpcap device so we will be able to use
pcap--netmap which does poll() on the file descriptor MFC after: 2 weeks
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884c0e1112
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=272451
@ -1533,7 +1533,12 @@ main(int argc, char **argv)
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if (RFileName == NULL && VFileName == NULL) {
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static const unsigned long cmds[] = { BIOCGSTATS };
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cap_rights_init(&rights, CAP_IOCTL, CAP_READ);
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/*
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* the various libpcap devices use a combination of
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* read (bpf), ioctl (bpf, netmap), poll (netmap)
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* so we add the relevant access rights.
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*/
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cap_rights_init(&rights, CAP_IOCTL, CAP_READ, CAP_EVENT);
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if (cap_rights_limit(pcap_fileno(pd), &rights) < 0 &&
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errno != ENOSYS) {
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error("unable to limit pcap descriptor");
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