[package] add missing rtorrent patch from #6111

git-svn-id: svn://svn.openwrt.org/openwrt/packages@18341 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/net/rtorrent/patches/011-fix-bitfield-crash.patch b/net/rtorrent/patches/011-fix-bitfield-crash.patch
new file mode 100644 (file)
index 0000000..67ef2bc
--- /dev/null
+++ b/net/rtorrent/patches/011-fix-bitfield-crash.patch
@@ -0,0 +1,15 @@
+# Fix crash when trying to call d.get_bitfield on a closed download. Ticket #1825 from libtorrent.rakshasa.no.
+Index: rtorrent/src/command_download.cc
+===================================================================
+--- rtorrent/src/command_download.cc   (revision 1093)
++++ rtorrent/src/command_download.cc   (working copy)
+@@ -292,6 +292,9 @@
+ 
+ torrent::Object
+ retrieve_d_bitfield(core::Download* download) {
++  if (!download->download()->file_list()->is_open())
++    throw torrent::input_error("Cannot retrieve bitfield of closed download.");
++
+   const torrent::Bitfield* bitField = download->download()->file_list()->bitfield();
+ 
+   return torrent::Object(rak::transform_hex(bitField->begin(), bitField->end()));