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authorSteffan Karger2016-07-26 15:57:13 +0200
committerGert Doering2016-07-26 16:55:37 +0200
commitd1c08ab1365096fdbd02cfb4f9ad97e759f13b82 (patch)
tree7148a7e3263831615907b5ab17a0fbd372fcd082
parent13f3526a9b05bed63c50c93c5903b0cde0dcc7f4 (diff)
downloadopenvpn-d1c08ab1365096fdbd02cfb4f9ad97e759f13b82.zip
openvpn-d1c08ab1365096fdbd02cfb4f9ad97e759f13b82.tar.gz
Fix '--cipher none --cipher' crash
As reported in trac #699, OpenVPN crashes when an "--cipher none" option is followed by "--cipher" (without arguments). Fix the crash, and print a warning to indicate that using --cipher of --auth without an argument is deprecated. This is a (partly) backport of the patch I sent for the master branch yesterday. Signed-off-by: Steffan Karger <steffan.karger@fox-it.com> Acked-by: Gert Doering <gert@greenie.muc.de> Message-Id: <1469541433-1671-1-git-send-email-steffan.karger@fox-it.com> URL: http://article.gmane.org/gmane.network.openvpn.devel/12107 Signed-off-by: Gert Doering <gert@greenie.muc.de>
-rw-r--r--src/openvpn/options.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/openvpn/options.c b/src/openvpn/options.c
index a49a4fb..1ef0299 100644
--- a/src/openvpn/options.c
+++ b/src/openvpn/options.c
@@ -6446,7 +6446,7 @@ add_option (struct options *options,
else if (streq (p[0], "auth"))
{
VERIFY_PERMISSION (OPT_P_CRYPTO);
- options->authname_defined = true;
+ msg (M_WARN, "WARNING: Using --auth without alg is deprecated.");
}
else if (streq (p[0], "cipher") && p[1])
{
@@ -6462,7 +6462,7 @@ add_option (struct options *options,
else if (streq (p[0], "cipher"))
{
VERIFY_PERMISSION (OPT_P_CRYPTO);
- options->ciphername_defined = true;
+ msg (M_WARN, "WARNING: Using --cipher without alg is deprecated.");
}
else if (streq (p[0], "prng") && p[1])
{