[openssl/openssl] ab5a17: Fix potential NULL pointer dereference in function...

[xiaoxiaoafeifei]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: ab5a172f1b41b12133b95822d5bf004c322965cb
      https://github.com/openssl/openssl/commit/ab5a172f1b41b12133b95822d5bf004c322965cb
  Author: zhailiangliang <zhailiangliang at loongson.cn>
  Date:   2023-02-23 (Thu, 23 Feb 2023)

  Changed paths:
    M crypto/evp/p_lib.c

  Log Message:
  -----------
  Fix potential NULL pointer dereference in function evp_pkey_asn1_ctrl

CLA: trivial

Reviewed-by: Hugo Landau <hlandau at openssl.org>
Reviewed-by: Paul Dale <pauli at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20294)