Ignore NULL user.

nicm · Dec 28, 2019 · 8760f8c · 8760f8c
1 parent 37bea51
commit 8760f8c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/lookup.c b/lookup.c
@@ -28,6 +28,8 @@ user_lookup(const char *user, struct userfunctions *order)
 	struct userdata	*ud;
 	u_int		 i;
 
+	if (user == NULL)
+		return (NULL);
 	for (i = 0; i < ARRAY_LENGTH(order); i++) {
 		if ((ud = ARRAY_ITEM(order, i)(user)) != NULL)
 		    return (ud);