[libav-devel] [PATCH 08/10] gsm: log error message when packet is too small

[Justin Ruggles]

---
 libavcodec/gsmdec.c |    4 +++-
 libavcodec/libgsm.c |    6 +++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/libavcodec/gsmdec.c b/libavcodec/gsmdec.c
index f084b14..1091745 100644
--- a/libavcodec/gsmdec.c
+++ b/libavcodec/gsmdec.c
@@ -66,8 +66,10 @@ static int gsm_decode_frame(AVCodecContext *avctx, void 
*data,
         return AVERROR(EINVAL);
     }
 
-    if(buf_size < avctx->block_align)
+    if (buf_size < avctx->block_align) {
+        av_log(avctx, AV_LOG_ERROR, "Packet is too small\n");
         return AVERROR_INVALIDDATA;
+    }
 
     switch (avctx->codec_id) {
     case CODEC_ID_GSM:
diff --git a/libavcodec/libgsm.c b/libavcodec/libgsm.c
index 790eacd..1b12ca4 100644
--- a/libavcodec/libgsm.c
+++ b/libavcodec/libgsm.c
@@ -175,7 +175,11 @@ static int libgsm_decode_frame(AVCodecContext *avctx,
         return AVERROR(EINVAL);
     }
 
-    if(buf_size < avctx->block_align) return -1;
+    if (buf_size < avctx->block_align) {
+        av_log(avctx, AV_LOG_ERROR, "Packet is too small\n");
+        return AVERROR_INVALIDDATA;
+    }
+
     switch(avctx->codec_id) {
     case CODEC_ID_GSM:
         if(gsm_decode(avctx->priv_data,buf,data)) return -1;
-- 
1.7.1

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