Merge tag 'v0.18.19' into v0.19.x

NEWS

 ver 0.19.5 (not yet released)
 * input
   - nfs: fix crash on connection failure
+* archive
+  - zzip: fix crash after seeking
 * decoder
   - dsdiff, dsf, opus: fix deadlock while seeking
   - mp4v2: remove because of incompatible license
@@ -136,6 +138,10 @@ ver 0.19 (2014/10/10)
 * install systemd unit for socket activation
 * Android port
 
+ver 0.18.19 (2014/11/26)
+* archive
+  - zzip: fix crash after seeking
+
 ver 0.18.18 (2014/11/18)
 * decoder
   - ffmpeg: support opus

src/archive/plugins/ZzipArchivePlugin.cxx

@@ -168,12 +168,13 @@ bool
 ZzipInputStream::Seek(offset_type new_offset, Error &error)
 {
 	zzip_off_t ofs = zzip_seek(file, new_offset, SEEK_SET);
-	if (ofs != -1) {
+	if (ofs < 0) {
 		error.Set(zzip_domain, "zzip_seek() has failed");
-		offset = ofs;
-		return true;
+		return false;
 	}
-	return false;
+
+	offset = ofs;
+	return true;
 }
 
 /* exported structures */