From 2be20d920e7d20ca9ca90bce5b88693a2cfa576d Mon Sep 17 00:00:00 2001
From: maxim <maxim@FreeBSD.org>
Date: Sun, 21 May 2006 17:52:08 +0000
Subject: o Add missed error check: in ip_ctloutput() sooptcopyin() returns a
 result but we never examine it.

Reviewed by:	rwatson
MFC after:	2 weeks
---
 sys/netinet/ip_output.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'sys/netinet/ip_output.c')

diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c
index 9cb9871..772c10f 100644
--- a/sys/netinet/ip_output.c
+++ b/sys/netinet/ip_output.c
@@ -824,6 +824,10 @@ ip_ctloutput(so, sopt)
 			m->m_len = sopt->sopt_valsize;
 			error = sooptcopyin(sopt, mtod(m, char *), m->m_len,
 					    m->m_len);
+			if (error) {
+				m_free(m);
+				break;
+			}
 			INP_LOCK(inp);
 			error = ip_pcbopts(inp, sopt->sopt_name, m);
 			INP_UNLOCK(inp);
-- 
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