builtin-show-branch.c: guard config parser from value=NULL

showbranch.default configuration expects a string value.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano 2008-02-11 10:51:03 -08:00
parent 4f342b96d1
commit 4f9c412bf7

View file

@ -536,6 +536,8 @@ static void append_one_rev(const char *av)
static int git_show_branch_config(const char *var, const char *value)
{
if (!strcmp(var, "showbranch.default")) {
if (!value)
return config_error_nonbool(var);
if (default_alloc <= default_num + 1) {
default_alloc = default_alloc * 3 / 2 + 20;
default_arg = xrealloc(default_arg, sizeof *default_arg * default_alloc);