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Fix bug in tag-matching logic with negated tags.

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This commit is contained in:
Simon Kelley
2012-03-31 21:35:12 +01:00
parent 18f0fb050b
commit a813111379
1 changed files with 7 additions and 0 deletions
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7
src/dhcp-common.c
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@@ -111,6 +111,13 @@ struct dhcp_netid *option_filter(struct dhcp_netid *tags, struct dhcp_netid *con
last_tag->next = tags; last_tag->next = tags;
tagif = run_tag_if(context_tags); tagif = run_tag_if(context_tags);
/* reset stuff with tag:!<tag> which now matches. */
for (opt = opts; opt; opt = opt->next)
if (!(opt->flags & (DHOPT_ENCAPSULATE | DHOPT_VENDOR | DHOPT_RFC3925)) &&
(opt->flags & DHOPT_TAGOK) &&
!match_netid(opt->netid, tagif, 0))
opt->flags &= ~DHOPT_TAGOK;
for (opt = opts; opt; opt = opt->next) for (opt = opts; opt; opt = opt->next)
if (!(opt->flags & (DHOPT_ENCAPSULATE | DHOPT_VENDOR | DHOPT_RFC3925 | DHOPT_TAGOK)) && if (!(opt->flags & (DHOPT_ENCAPSULATE | DHOPT_VENDOR | DHOPT_RFC3925 | DHOPT_TAGOK)) &&
match_netid(opt->netid, tagif, 0)) match_netid(opt->netid, tagif, 0))