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premiere-libtorrent
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fix integer overflow assert

This commit is contained in:
Arvid Norberg 2011-12-24 20:13:51 +00:00
parent 08523e3855
commit ec5555940b
1 changed files with 3 additions and 2 deletions
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5
src/file_storage.cpp
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@ -57,8 +57,9 @@ namespace libtorrent
TORRENT_ASSERT(index >= 0 && index < num_pieces());
if (index == num_pieces()-1)
{
int size = int(total_size()
- size_type(num_pieces() - 1) * piece_length());
size_type size_except_last = num_pieces() - 1;
size_except_last *= piece_length();
int size = int(total_size() - size_except_last);
TORRENT_ASSERT(size > 0);
TORRENT_ASSERT(size <= piece_length());
return int(size);