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premiere-libtorrent
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fixed potential race condition when removing a torrent that was just added

This commit is contained in:
Arvid Norberg 2007-10-03 01:21:28 +00:00
parent 5c3a73ccb9
commit 2c71fa35d3
1 changed files with 10 additions and 1 deletions
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11
src/session_impl.cpp
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@ -205,6 +205,15 @@ namespace detail
// lock the session to add the new torrent
session_impl::mutex_t::scoped_lock l(m_ses.m_mutex);
mutex::scoped_lock l2(m_mutex);
if (m_torrents.empty() || m_torrents.front() != t)
{
// this means the torrent was removed right after it was
// added. Abort the checking.
t.reset();
continue;
}
// clear the resume data now that it has been used
// (the fast resume data is now parsed and stored in t)
t->resume_data = entry();
@ -214,6 +223,7 @@ namespace detail
{
INVARIANT_CHECK;
assert(!m_torrents.empty());
assert(m_torrents.front() == t);
t->torrent_ptr->files_checked(t->unfinished_pieces);
@ -1760,7 +1770,6 @@ namespace detail
assert(m_torrents.find(i_hash) == m_torrents.end());
return;
}
l.unlock();
if (h.m_chk)
{