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extra NULL check

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It is undefined behavior what happens when you try to call pthread_join on a NULL thread (which will happen if you close the game before opening the save browser). Seems to be harmless, but make sure we don't do that just in case --jacob1
This commit is contained in:
SopaXorzTaker 2016-06-07 15:28:53 +03:00 committed by jacob1
parent c85ac21d84
commit 0af4b54bc3
1 changed files with 2 additions and 1 deletions

3
src/client/DownloadManager.cpp

@ -38,7 +38,8 @@ void DownloadManager::Shutdown()
managerShutdown = true;
pthread_mutex_unlock(&downloadAddLock);
pthread_mutex_unlock(&downloadLock);
pthread_join(downloadThread, NULL);
if (downloadThread)
pthread_join(downloadThread, NULL);
}
//helper function for download