decoder/DsdLib: check InputStream::KnownSize()

3f340168 · Max Kellermann · 1307633a · 3f340168
Commit 3f340168 authored Aug 19, 2014 by Max Kellermann
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DsdLib.cxx src/decoder/plugins/DsdLib.cxx +1 -1

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--- a/src/decoder/plugins/DsdLib.cxx
+++ b/src/decoder/plugins/DsdLib.cxx
@@ -109,7 +109,7 @@ dsdlib_tag_id3(InputStream &is,
 {
 	assert(tagoffset >= 0);

-	if (tagoffset == 0)
+	if (tagoffset == 0 || !is.KnownSize())
 		return;

 	if (!dsdlib_skip_to(nullptr, is, tagoffset))