test/ssl_old_test.c: Add check for OPENSSL_zalloc

As the potential failure of the OPENSSL_zalloc(),
it should be better to add the check and return
error if fails.

Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Yang <kaishen.yy@antfin.com>
Reviewed-by: Todd Short <todd.short@me.com>
(Merged from https://github.com/openssl/openssl/pull/18552)

0 files changed, 0 insertions, 0 deletions