From 8dbc6d03c0ad5fc2f8067f7a43209e2fcbb204b0 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Wed, 2 Nov 2011 16:49:38 -0400
Subject: dpcm: do not try to decode empty packets

---
 libavcodec/dpcm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavcodec/dpcm.c')

diff --git a/libavcodec/dpcm.c b/libavcodec/dpcm.c
index f6531db28b..abb2019306 100644
--- a/libavcodec/dpcm.c
+++ b/libavcodec/dpcm.c
@@ -198,7 +198,7 @@ static int dpcm_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         break;
     }
     out *= av_get_bytes_per_sample(avctx->sample_fmt);
-    if (out < 0) {
+    if (out <= 0) {
         av_log(avctx, AV_LOG_ERROR, "packet is too small\n");
         return AVERROR(EINVAL);
     }
-- 
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