builtin-tag.c: guard config parser from value=NULL
commit406d95f2d013bd17d79bbcf9438a2f03bd70a78a
authorJunio C Hamano <gitster@pobox.com>
Mon, 11 Feb 2008 18:51:31 +0000 (11 10:51 -0800)
committerJunio C Hamano <gitster@pobox.com>
Mon, 11 Feb 2008 21:11:36 +0000 (11 13:11 -0800)
treed0b2b3e1bebbb837b4383ece6fb8d85bd00e3114
parent4f9c412bf778e091d06cd01376b64cef15e3954c
builtin-tag.c: guard config parser from value=NULL

user.signingkey configuration expects a string value.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
builtin-tag.c