From 56d5bb4c6346654291be68fb3089d43cfcc9dd22 Mon Sep 17 00:00:00 2001
From: Cy Schubert <cy@FreeBSD.org>
Date: Fri, 3 Mar 2017 21:32:27 +0000
Subject: [PATCH] Fix leak (free str before returning when ctx's calloc fails).

Submitted by:	trix_juniper.net (Tom Rix)
Discovered by:	clang's static analyzer
MFC after:	4 days
Relnotes:	ngie
Differential Revision:	D9877
---
 contrib/ipfilter/lib/save_v2trap.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/contrib/ipfilter/lib/save_v2trap.c b/contrib/ipfilter/lib/save_v2trap.c
index 78e76f6646fa..0507be9f2696 100644
--- a/contrib/ipfilter/lib/save_v2trap.c
+++ b/contrib/ipfilter/lib/save_v2trap.c
@@ -124,8 +124,10 @@ snmpv2_parse(char **strings)
 	str = strdup(*strings);
 
 	ctx = calloc(1, sizeof(*ctx));
-	if (ctx == NULL)
+	if (ctx == NULL) {
+		free(str);
 		return NULL;
+	}
 
 	ctx->fd = -1;