avformat/aviobuf: fix null dereference in avio_close_dyn_buf()

Fixes CID1135769

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-12-11 16:16:04 +01:00
parent 0fe6906d96
commit 7441d1ec33

View File

@ -1036,7 +1036,7 @@ int ffio_open_dyn_packet_buf(AVIOContext **s, int max_packet_size)
int avio_close_dyn_buf(AVIOContext *s, uint8_t **pbuffer)
{
DynBuffer *d = s->opaque;
DynBuffer *d;
int size;
static const char padbuf[FF_INPUT_BUFFER_PADDING_SIZE] = {0};
int padding = 0;
@ -1045,6 +1045,7 @@ int avio_close_dyn_buf(AVIOContext *s, uint8_t **pbuffer)
*pbuffer = NULL;
return 0;
}
d = s->opaque;
/* don't attempt to pad fixed-size packet buffers */
if (!s->max_packet_size) {