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-rw-r--r--builtin/init-db.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/builtin/init-db.c b/builtin/init-db.c
index 12ddda7..41faffd 100644
--- 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;
}