ENGINE_pkey_asn1_find_str(): don't assume an engine implements ASN1 method
authorRichard Levitte <levitte@openssl.org>
Thu, 31 May 2018 09:12:34 +0000 (11:12 +0200)
committerRichard Levitte <levitte@openssl.org>
Thu, 31 May 2018 09:15:26 +0000 (11:15 +0200)
commit1ac3cd6277f880fac4df313702d5e3b3814e56e2
tree6c49f3cfdd2e10889de051f54618fb378d1d9274
parentaf21f71e7c59474271f0c24d58f212fad4032e3a
ENGINE_pkey_asn1_find_str(): don't assume an engine implements ASN1 method

Just because an engine implements algorithm methods, that doesn't mean
it also implements the ASN1 method.  Therefore, be careful when looking
for an ASN1 method among all engines, don't try to use one that doesn't
exist.

Fixes #6381

Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/6383)
crypto/engine/tb_asnmth.c