[openssl/openssl] 424c3f: Fix regression of EVP_PKEY_CTX_add1_hkdf_info() wi...

[Tomáš Mráz]

  Branch: refs/heads/openssl-3.0
  Home:   https://github.com/openssl/openssl
  Commit: 424c3f84bec34427449f4ae9fcec5dc3f03b2ced
      https://github.com/openssl/openssl/commit/424c3f84bec34427449f4ae9fcec5dc3f03b2ced
  Author: Tomas Mraz <tomas at openssl.org>
  Date:   2024-06-21 (Fri, 21 Jun 2024)

  Changed paths:
    M crypto/evp/pmeth_lib.c

  Log Message:
  -----------
  Fix regression of EVP_PKEY_CTX_add1_hkdf_info() with older providers

If there is no get_ctx_params() implemented in the key exchange
provider implementation the fallback will not work. Instead
check the gettable_ctx_params() to see if the fallback should be
performed.

Fixes #24611

Reviewed-by: Paul Dale <ppzgs1 at gmail.com>
Reviewed-by: Tom Cosgrove <tom.cosgrove at arm.com>
(Merged from https://github.com/openssl/openssl/pull/24661)

(cherry picked from commit 663dbc9c9c897392a9f9d18aa9a8400ca024dc5d)



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