avcodec/avpacket: remove unnecessary check in av_packet_make_writable()

Zero sized packets are already handled below in the function.
This is more in line with av_packet_ref().

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2018-03-25 21:23:54 -03:00
parent 3914c8e0e6
commit d205c8f3bb

View File

@ -660,9 +660,6 @@ int av_packet_make_writable(AVPacket *pkt)
if (pkt->buf && av_buffer_is_writable(pkt->buf))
return 0;
if (!pkt->data)
return AVERROR(EINVAL);
ret = packet_alloc(&buf, pkt->size);
if (ret < 0)
return ret;