BUG/MINOR: standard: Avoid free of non-allocated pointer

The original author forgot to dereference the argument to free in
parse_binary.  This may result in a crash on reading bad input from
the configuration file instead of a proper error message.

Found in HAProxy 1.5.14.

(cherry picked from commit 93f91c3082b9eb28b3ca60c44f158ca471b6003f)
(cherry picked from commit facbbde67bf053c57357faf9971bafe7b023ef64)
1 file changed