xan: return a meaningful error code.

d47dabba · Anton Khirnov · 4aebb8d9 · d47dabba
Commit d47dabba authored Nov 16, 2012 by Anton Khirnov
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xan.c libavcodec/xan.c +1 -1

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--- a/libavcodec/xan.c
+++ b/libavcodec/xan.c
@@ -114,7 +114,7 @@ static int xan_huffman_decode(unsigned char *dest, int dest_len,
    while (val != 0x16) {
        unsigned idx = val - 0x17 + get_bits1(&gb) * byte;
        if (idx >= 2 * byte)
-            return -1;
+            return AVERROR_INVALIDDATA;
        val = src[idx];

        if (val < 0x16) {