From 9e0cd3b3e75e0970b1d6eb2cbcba770fc5112f9e Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Mon, 13 Apr 2015 20:30:17 +0200
Subject: [PATCH] options: don't let --vf-clr etc. take an argument

It was ignored before. Passing an argument makes no sense, and might be
mistaken for some form of --vf-del, so complain about it.

This also affects --af-clr and the vf/af commands.
---
 options/m_option.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/options/m_option.c b/options/m_option.c
index 165656500d..b5c865b8b4 100644
--- a/options/m_option.c
+++ b/options/m_option.c
@@ -2934,6 +2934,11 @@ static int parse_obj_settings_list(struct mp_log *log, const m_option_t *opt,
     }
 
     if (op == OP_CLR) {
+        if (param.len) {
+            mp_err(log, "Option %.*s: -clr does not take an argument.\n",
+                   BSTR_P(name));
+            return M_OPT_INVALID;
+        }
         if (dst)
             free_obj_settings_list(dst);
         return 0;