From c9603a38774fb118d4aaa96e170674412ed7328a Mon Sep 17 00:00:00 2001
From: Marius Halden <marius.h@lden.org>
Date: Wed, 6 Apr 2016 19:51:13 +0200
Subject: Ignore CAP END when received multiple times

This fixes a segfault when CAP END was received after the capabilty
negotiation was already over.
---
 irc_cap.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/irc_cap.c b/irc_cap.c
index 42f70529..af1215e0 100644
--- a/irc_cap.c
+++ b/irc_cap.c
@@ -176,6 +176,9 @@ void irc_cmd_cap(irc_t *irc, char **cmd)
 		irc_send_cap(irc, ack ? "ACK" : "NAK", cmd[2] ? : "");
 
 	} else if (g_strcasecmp(cmd[1], "END") == 0) {
+		if (!(irc->status & USTATUS_CAP_PENDING)) {
+			return;
+		}
 		irc->status &= ~USTATUS_CAP_PENDING;
 
 		if (irc->status & USTATUS_SASL_PLAIN_PENDING) {
-- 
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