builtin-log.c: guard config parser from value=NULL
commit995c45279e270811f53b7ff8bf44a07ed3457ddc
authorJunio C Hamano <gitster@pobox.com>
Mon, 11 Feb 2008 18:48:55 +0000 (11 10:48 -0800)
committerJunio C Hamano <gitster@pobox.com>
Mon, 11 Feb 2008 21:11:36 +0000 (11 13:11 -0800)
treef6b85b2d3ff53c0e167dc060ef431f8e2a00f51c
parentf769982d02f70534789593e2bab889c9aa3a641c
builtin-log.c: guard config parser from value=NULL

format.subjectprefix configuration expects a string value.

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