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From b81b2d120e9c8a83489e241620843687758925ad Mon Sep 17 00:00:00 2001
From: Damien Miller <djm@mindrot.org>
Date: Fri, 13 Apr 2018 13:38:06 +1000
Subject: [PATCH] Fix tunnel forwarding broken in 7.7p1
bz2855, ok dtucker@
---
openbsd-compat/port-net.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git openbsd-compat/port-net.c openbsd-compat/port-net.c
index 7050629c3..bb535626f 100644
--- openbsd-compat/port-net.c
+++ openbsd-compat/port-net.c
@@ -185,7 +185,7 @@ sys_tun_open(int tun, int mode, char **ifname)
else
debug("%s: %s mode %d fd %d", __func__, ifr.ifr_name, mode, fd);
- if (ifname != NULL && (*ifname = strdup(ifr.ifr_name)))
+ if (ifname != NULL && (*ifname = strdup(ifr.ifr_name)) == NULL)
goto failed;
return (fd);
@@ -272,7 +272,7 @@ sys_tun_open(int tun, int mode, char **ifname)
goto failed;
}
- if (ifname != NULL && (*ifname = strdup(ifr.ifr_name)))
+ if (ifname != NULL && (*ifname = strdup(ifr.ifr_name)) == NULL)
goto failed;
close(sock);
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