sha1-name.c: remove implicit dependency on the_index

diff --git a/builtin/init-db.c b/builtin/init-db.c
index 12ddda7e7bac51f74b2f7ca8a2b64ffe90fd8683..41faffd28db8850fb97daa52c6d481375b380504 100644 (file)
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -451,6 +451,7 @@ static int guess_repository_type(const char *git_dir)
 
 static int shared_callback(const struct option *opt, const char *arg, int unset)
 {
+       BUG_ON_OPT_NEG(unset);
        *((int *) opt->value) = (arg) ? git_config_perm("arg", arg) : PERM_GROUP;
        return 0;
 }