hi,

please find attached patch

cheers,
Ilya Shipitsin
From 7961bb27597cf529a88da475d3928d6223a88753 Mon Sep 17 00:00:00 2001
From: Ilya Shipitsin <chipits...@gmail.com>
Date: Sat, 15 Sep 2018 00:50:05 +0500
Subject: [PATCH] MINOR: src/connection.c: avoid null pointer dereference

found by coverity
---
 src/connection.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/connection.c b/src/connection.c
index b970d418..1e139ec2 100644
--- a/src/connection.c
+++ b/src/connection.c
@@ -1191,7 +1191,7 @@ int make_proxy_line_v2(char *buf, int buf_len, struct server *srv, struct connec
 		ret += make_tlv(&buf[ret], (buf_len - ret), PP2_TYPE_CRC32C, sizeof(zero_crc32c), (const char *)&zero_crc32c);
 	}
 
-	if (conn_get_alpn(remote, &value, &value_len)) {
+	if (remote && conn_get_alpn(remote, &value, &value_len)) {
 		if ((buf_len - ret) < sizeof(struct tlv))
 			return 0;
 		ret += make_tlv(&buf[ret], (buf_len - ret), PP2_TYPE_ALPN, value_len, value);
-- 
2.17.1

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