X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=mp3_afh.c;h=471efd99db36634e1db33763be94ef70c4ae6de4;hp=42dd7539f647b1e1051870f673fc2f300cfa4a4d;hb=6a0aa10c781d3535670682c127bb32b91e37bbda;hpb=767a4a54c967bc4b80bd14d02e89fe91acd848dd

diff --git a/mp3_afh.c b/mp3_afh.c
index 42dd7539..471efd99 100644
--- a/mp3_afh.c
+++ b/mp3_afh.c
@@ -63,8 +63,6 @@ static const int mp3info_bitrate[2][3][14] = {
 };
 
 static const int frame_size_index[] = {24000, 72000, 72000};
-static const char *mode_text[] = {"stereo", "joint stereo", "dual channel", "mono", "invalid"};
-
 #ifdef HAVE_ID3TAG
 
 #include <id3tag.h>
@@ -433,10 +431,13 @@ static int header_frequency(struct mp3header *h)
 	return frequencies[h->version][h->freq];
 }
 
-static const char *header_mode(struct mp3header *h)
+static const char *header_mode(const struct mp3header *h)
 {
-	if (h->mode > 4)
-		h->mode = 4; /* invalid */
+	const char * const mode_text[] = {"stereo", "joint stereo",
+		"dual channel", "mono"};
+
+	if (h->mode >= ARRAY_SIZE(mode_text))
+		return "invalid";
 	return mode_text[h->mode];
 }