[v2] extract_extradata: zero initalize the padding bytes in all allocated buffers
diff mbox series

Message ID 20180308213032.6996-1-jamrial@gmail.com
State Committed
Commit be65995d23c94064df9ab15246c16c757adcd0c4
Headers show
Series
  • [v2] extract_extradata: zero initalize the padding bytes in all allocated buffers
Related show

Commit Message

James Almer March 8, 2018, 9:30 p.m. 
Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavcodec/extract_extradata_bsf.c | 5 +++++
 1 file changed, 5 insertions(+)

Patch
diff mbox series 

diff --git a/libavcodec/extract_extradata_bsf.c b/libavcodec/extract_extradata_bsf.c
index 100c60d06..b5ba77dd0 100644
--- a/libavcodec/extract_extradata_bsf.c
+++ b/libavcodec/extract_extradata_bsf.c
@@ -114,6 +114,7 @@  static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt,
             ret = AVERROR(ENOMEM);
             goto fail;
         }
+        memset(extradata + extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
 
         *data = extradata;
         *size = extradata_size;
@@ -137,6 +138,8 @@  static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt,
             pkt->buf  = filtered_buf;
             pkt->data = filtered_buf->data;
             pkt->size = filtered_data - filtered_buf->data;
+
+            memset(pkt->data + pkt->size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
         }
     }
 
@@ -171,6 +174,7 @@  static int extract_extradata_vc1(AVBSFContext *ctx, AVPacket *pkt,
             return AVERROR(ENOMEM);
 
         memcpy(*data, pkt->data, extradata_size);
+        memset(*data + extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
         *size = extradata_size;
 
         if (s->remove) {
@@ -202,6 +206,7 @@  static int extract_extradata_mpeg124(AVBSFContext *ctx, AVPacket *pkt,
                     return AVERROR(ENOMEM);
 
                 memcpy(*data, pkt->data, *size);
+                memset(*data + *size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
 
                 if (s->remove) {
                     pkt->data += *size;