(trunk libT) #3912 "tr_torrentGetMetadataPercent() may return NaN" -- fixed.

diff --git a/libtransmission/torrent-magnet.c b/libtransmission/torrent-magnet.c
index f8463651cc48aecbeaa10cac974bd74c0d065f37..16d8b60710f75dd9761c09229650e9cc06e595e0 100644 (file)
--- a/libtransmission/torrent-magnet.c
+++ b/libtransmission/torrent-magnet.c
@@ -358,7 +358,7 @@ tr_torrentGetMetadataPercent( const tr_torrent * tor )
         ret = 1.0;
     else {
         const struct tr_incomplete_metadata * m = tor->incompleteMetadata;
-        if( m == NULL )
+        if( !m || !m->pieceCount )
             ret = 0.0;
         else
             ret = (m->pieceCount - m->piecesNeededCount) / (double)m->pieceCount;