DPE: Reuse command buffer to decrease stack usage

The goal to reuse the cmd_buf allocated in dpe_req_mngr.c
to create the big objects (certificate, certificate_chain)
in place rather then allocate a separate buffer on the stack
and later copy them to cmd_buf.

Change-Id: Id26891e9d07e482d481b408041f9f729d0e38798
Signed-off-by: Tamas Ban <tamas.ban@arm.com>
1 file changed