Further de-obfuscation

A similar change that probably should have been wrapped into
commit e0926ef49df09a85117d7442db83f321aeb5b982.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3010)