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authordjm@openbsd.org <djm@openbsd.org>2018-11-30 02:24:52 +0000
committerDamien Miller <djm@mindrot.org>2018-12-07 13:10:57 +1100
commit87d6cf1cbc91df6815db8fe0acc7c910bc3d18e4 (patch)
tree7ae543310f498e487172bc9a13f6c9314e521a21 /authfd.c
parent91b19198c3f604f5eef2c56dbe36f29478243141 (diff)
upstream: don't attempt to connect to empty SSH_AUTH_SOCK; bz#293
OpenBSD-Commit-ID: 0e8fc8f19f14b21adef7109e0faa583d87c0e929
Diffstat (limited to 'authfd.c')
-rw-r--r--authfd.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/authfd.c b/authfd.c
index ecdd869a..cc9c6502 100644
--- a/authfd.c
+++ b/authfd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: authfd.c,v 1.111 2018/07/09 21:59:10 markus Exp $ */
+/* $OpenBSD: authfd.c,v 1.112 2018/11/30 02:24:52 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -94,7 +94,7 @@ ssh_get_authentication_socket(int *fdp)
*fdp = -1;
authsocket = getenv(SSH_AUTHSOCKET_ENV_NAME);
- if (!authsocket)
+ if (authsocket == NULL || *authsocket == '\0')
return SSH_ERR_AGENT_NOT_PRESENT;
memset(&sunaddr, 0, sizeof(sunaddr));