doc: BN_free() is NULL-safe
authorHubert Kario <hkario@redhat.com>
Fri, 29 Sep 2017 11:27:32 +0000 (13:27 +0200)
committerHubert Kario <hkario@redhat.com>
Fri, 29 Sep 2017 11:27:32 +0000 (13:27 +0200)
commit20d2aaf22e54d07ead144c5e79fdaf6903cdbf2d
treed30074f14919278f6833aa5b639de3e607a6423e
parent8372efbd2fd093f4ea9178f95b918b08fd50771e
doc: BN_free() is NULL-safe

document that parameter to BN_free can be NULL

backport from master

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4439)
doc/crypto/BN_new.pod