rtp_proxy.c: Ensure msgb_alloc is large enough for largest AMR frame

In AMR 12.2 (mode 7), the actual RTP payload is 33 bytes.  Howeerver,
as we store the length of the (dynamically-sized) AMR payload in the
first byte, our buffer needs at least 33+1 byte in size.

Change-Id: If1ad5d2d68c85733306c75ea62f67fe8fbc143b3
Reviewed-on: https://gerrit.osmocom.org/91
Tested-by: Jenkins Builder
Reviewed-by: Harald Welte <laforge@gnumonks.org>
1 file changed
tree: 6ace39e7067b2761f0bcfff9ff344f30cc84a25f
  1. contrib/
  2. debian/
  3. openbsc/
  4. .gitignore