[libav-devel] [PATCH 4/5] adpcmdec: check remaining buffer size before decoding next block in the ADPCM IMA WAV decoder.

[Justin Ruggles]

---
 libavcodec/adpcm.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c
index 023805b..c26c515 100644
--- a/libavcodec/adpcm.c
+++ b/libavcodec/adpcm.c
@@ -431,7 +431,7 @@ static int adpcm_decode_frame(AVCodecContext *avctx,
             if (*src++) av_log(avctx, AV_LOG_ERROR, "unused byte should be 
null but is %d!!\n", src[-1]); /* unused */
         }
 
-        while(src < buf + buf_size){
+        while (src <= buf + buf_size - (avctx->channels * 4)) {
             for (i = 0; i < avctx->channels; i++) {
                 cs = &c->status[i];
                 for (m = 0; m < 4; m++) {
-- 
1.7.1

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