X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=ssh.c;h=c9b1bcdb938a9c4f9c9d015bd4997904fd13cfeb;hb=030c75b7db19c25dd59aa8dc40bc906b737761ec;hp=d9981ed17b9b6fa89f6df5fb3708a5f5e1c5bcba;hpb=8c3a0eb50b31bd9f3c730b0aedfdd636077e8ac5;p=PuTTY.git

diff --git a/ssh.c b/ssh.c
index d9981ed1..c9b1bcdb 100644
--- a/ssh.c
+++ b/ssh.c
@@ -1722,6 +1722,12 @@ static int do_ssh_init(unsigned char c)
 	sprintf(vlog, "We claim version: %s", verstring);
 	logevent(vlog);
 	strcat(verstring, "\n");
+	
+	if (cfg.sshprot == 3) {
+	    bombout(("SSH protocol version 2 required by user but not provided by server"));
+	    crReturn(0);
+	}
+
 	logevent("Using SSH protocol version 1");
 	sk_write(s, verstring, strlen(verstring));
 	ssh_protocol = ssh1_protocol;