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Code Issues Releases Wiki Activity

modules/s_dns: Condition response waiting on callback being non-null.

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This commit is contained in:
Jason Volk 2019-03-25 14:06:10 -07:00
parent 8c27cb847a
commit 23785910b0
1 changed files with 4 additions and 2 deletions
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4
modules/s_dns.cc
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@ -101,7 +101,9 @@ ircd::net::dns::resolve(const hostport &hp,
if(cache::get(hp, opts, cb)) if(cache::get(hp, opts, cb))
return; return;
if(cb)
cache::waiting.emplace_back(hp, opts, std::move(cb)); cache::waiting.emplace_back(hp, opts, std::move(cb));
resolver_call(hp, opts); resolver_call(hp, opts);
} }
@ -593,7 +595,7 @@ ircd::net::dns::cache::get(const hostport &hp,
return expired(rr, ts); return expired(rr, ts);
}); });
if(ret) if(ret && closure)
closure(hp, rrs); closure(hp, rrs);
}); });