don't call seekInputStream(0) if r==0

If nothing has been read from the input stream, we don't have to rewind it. git-svn-id: https://svn.musicpd.org/mpd/trunk@7397 09075e82-0dd4-0310-85a5-a0d7c8717e4f

don't call seekInputStream(0) if r==0
c7d1ce07 · Max Kellermann · Eric Wong · 7e99a0b0 · c7d1ce07
Commit c7d1ce07 authored Jun 30, 2008 by Max Kellermann Committed by Eric Wong Jun 30, 2008
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_ogg_common.c src/inputPlugins/_ogg_common.c +2 -1

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--- a/src/inputPlugins/_ogg_common.c
+++ b/src/inputPlugins/_ogg_common.c
@@ -50,7 +50,8 @@ ogg_stream_type ogg_stream_type_detect(InputStream * inStream)
 			break;
 	}

-	seekInputStream(inStream, 0, SEEK_SET);
+	if (r > 0)
+		seekInputStream(inStream, 0, SEEK_SET);

 	if (r >= 32 && memcmp(buf, "OggS", 4) == 0 && (
 				(memcmp(buf+29, "FLAC", 4) == 0