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-rw-r--r--libavcodec/adpcm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c
index 950284946e..8b203218d1 100644
--- a/libavcodec/adpcm.c
+++ b/libavcodec/adpcm.c
@@ -770,7 +770,7 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
return AVERROR_INVALIDDATA;
}
}
- for (n = nb_samples >> (1 - st); n > 0; n--) {
+ for (n = (nb_samples >> (1 - st)) - 1; n > 0; n--) {
int v = bytestream2_get_byteu(&gb);
*samples++ = adpcm_ima_expand_nibble(&c->status[0 ], v >> 4 , 3);
*samples++ = adpcm_ima_expand_nibble(&c->status[st], v & 0x0F, 3);