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git.c: guard config parser from value=NULL

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alias.* 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 10:56:06 -08:00
parent 64f30e948b
commit e08404a82d
1 changed files with 2 additions and 0 deletions
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git.c
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@ -93,6 +93,8 @@ static char *alias_string;
static int git_alias_config(const char *var, const char *value) static int git_alias_config(const char *var, const char *value)
{ {
if (!prefixcmp(var, "alias.") && !strcmp(var + 6, alias_command)) { if (!prefixcmp(var, "alias.") && !strcmp(var + 6, alias_command)) {
if (!value)
return config_error_nonbool(var);
alias_string = xstrdup(value); alias_string = xstrdup(value);
} }
return 0; return 0;