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Settings: Prevent mutex deadlock in remove() (#7803)

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SmallJoker
2019-09-18 18:48:23 +02:00
parent 94a5df795c
commit 4271889ef8
1 changed files with 4 additions and 1 deletions
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5
src/settings.cpp
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@@ -908,17 +908,20 @@ bool Settings::setNoiseParams(const std::string &name,
bool Settings::remove(const std::string &name)
{
MutexAutoLock lock(m_mutex);
// Lock as short as possible, unlock before doCallbacks()
m_mutex.lock();
SettingEntries::iterator it = m_settings.find(name);
if (it != m_settings.end()) {
delete it->second.group;
m_settings.erase(it);
m_mutex.unlock();
doCallbacks(name);
return true;
}
m_mutex.unlock();
return false;
}