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Fix a rare assert trigger, where routerinfos for entries in our cpath

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would expire while we're building the path.
Thanks to Eugene Armstead for pointing it out.


svn:r2402
This commit is contained in:
Roger Dingledine 2004-09-30 15:40:05 +00:00
parent 136d4e5739
commit eff780c815
1 changed files with 4 additions and 4 deletions
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4
src/or/circuitbuild.c
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@ -1083,11 +1083,11 @@ static routerinfo_t *choose_good_middle_server(cpath_build_state_t *state,
routerlist_add_friends(excluded, r); routerlist_add_friends(excluded, r);
} }
for (i = 0, cpath = head; i < cur_len; ++i, cpath=cpath->next) { for (i = 0, cpath = head; i < cur_len; ++i, cpath=cpath->next) {
r = router_get_by_digest(cpath->identity_digest); if((r = router_get_by_digest(cpath->identity_digest))) {
tor_assert(r);
smartlist_add(excluded, r); smartlist_add(excluded, r);
routerlist_add_friends(excluded, r); routerlist_add_friends(excluded, r);
} }
}
choice = router_choose_random_node("", options.ExcludeNodes, excluded, choice = router_choose_random_node("", options.ExcludeNodes, excluded,
0, 1, options._AllowUnverified & ALLOW_UNVERIFIED_MIDDLE, 0); 0, 1, options._AllowUnverified & ALLOW_UNVERIFIED_MIDDLE, 0);
smartlist_free(excluded); smartlist_free(excluded);