From 5ae68eb643bb3e8e8735cb3f5628ec32771bb97e Mon Sep 17 00:00:00 2001
From: Simon Gomizelj <simongmzlj@gmail.com>
Date: Tue, 5 Nov 2013 01:15:47 -0500
Subject: Fix segfault when invalid command issued.

First check if we actually find an entry inside the action map before
working on it further.
---
 ponymix.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ponymix.cc b/ponymix.cc
index 5da741e..de3eebb 100644
--- a/ponymix.cc
+++ b/ponymix.cc
@@ -456,6 +456,9 @@ static const std::pair<const string, const Command>& string_to_command(
   };
 
   const auto match = actionmap.lower_bound(str);
+  if (match == actionmap.end()) {
+    errx(1, "error: Invalid action specified: %s", str);
+  }
 
   // Check for exact match
   if (match->first == str) {
-- 
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