fix some memory leaks reported by valgrind.

gtk/conf.c

@@ -132,11 +132,12 @@ cf_removelocks( void )
 gboolean
 cf_lock( char ** errstr )
 {
-    const char * path = getLockFilename( );
+    char * path = getLockFilename( );
     int fd = lockfile( path, errstr );
     if( fd >= 0 )
         gl_lockpath = g_strdup( path );
     g_atexit( cf_removelocks );
+    g_free( path );
     return fd >= 0;
 }
 

libtransmission/handshake.c

@@ -818,6 +818,7 @@ dbgmsg( handshake, "reading IA..." );
     i = parseHandshake( handshake, inbuf );
 dbgmsg( handshake, "parseHandshake returned %d", i );
     if( i != HANDSHAKE_OK ) {
+        evbuffer_free( outbuf );
         tr_handshakeDone( handshake, FALSE );
         return READ_DONE;
     }

libtransmission/peer-msgs.c

@@ -1642,7 +1642,7 @@ tr_peerMsgsNew( struct tr_torrent * torrent,
     m->inBlock = evbuffer_new( );
     m->peerAllowedPieces = NULL;
     m->clientAllowedPieces = NULL;
-    setme = tr_publisherSubscribe( m->publisher, func, userData );
+    *setme = tr_publisherSubscribe( m->publisher, func, userData );
     
     if ( tr_peerIoSupportsFEXT( m->io ) )
     {
@@ -1744,4 +1744,3 @@ tr_peerMsgIsPieceFastAllowed( const tr_peermsgs * peer,
 {
     return tr_bitfieldHas( peer->clientAllowedPieces, index );
 }
-

libtransmission/tracker.c

@@ -708,6 +708,7 @@ onTrackerResponse( struct evhttp_request * req, void * torrent_hash )
     int responseCode;
 
     t = findTrackerFromHash( torrent_hash );
+    tr_free( torrent_hash );
     if( t == NULL ) /* tracker has been closed */
         return;