From 25f6151ce38d07cd85f68c3e881acdf8652f6dc1 Mon Sep 17 00:00:00 2001
From: dequis <dx@dxzone.com.ar>
Date: Sat, 28 Nov 2015 18:09:27 -0300
Subject: set_eval_channel_type: skip the channel free/init if nothing is
 changed

Fixes trac ticket 1108: https://bugs.bitlbee.org/bitlbee/ticket/1108

I would have ignored that ticket (it's about some sort of legacy
migration) but the fix sounds like a sane thing to do
---
 irc_channel.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/irc_channel.c b/irc_channel.c
index 50fa14b3..6ba5a4d7 100644
--- a/irc_channel.c
+++ b/irc_channel.c
@@ -212,6 +212,11 @@ static char *set_eval_channel_type(set_t *set, char *value)
 		return SET_INVALID;
 	}
 
+	/* Skip the free/init if nothing is being changed */
+	if (ic->f == new) {
+		return value;
+	}
+
 	/* TODO: Return values. */
 	if (ic->f && ic->f->_free) {
 		ic->f->_free(ic);
-- 
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