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handle edge-case where jack-meta-data may be NULL, but the call succeeds

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this fixes #6968
This commit is contained in:
Robin Gareus 2016-08-19 14:38:22 +02:00
parent 45cd3482a2
commit cdcccd8101
1 changed files with 6 additions and 3 deletions
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9
libs/backends/jack/jack_portengine.cc
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@ -135,12 +135,15 @@ JACKAudioBackend::get_port_property (PortHandle port, const std::string& key, st
jack_uuid_t uuid = jack_port_uuid((jack_port_t*) port);
rv = jack_get_property(uuid, key.c_str(), &cvalue, &ctype);
if (0 == rv) {
if (0 == rv && cvalue && ctype) {
value = cvalue;
type = ctype;
jack_free(cvalue);
jack_free(ctype);
} else {
rv = -1;
}
jack_free(cvalue);
jack_free(ctype);
return rv;
#else
return -1;