Check for key existance before clearing out

1 files changed, 10 insertions, 8 deletions

diff --git a/etc/sshd b/etc/sshd
index 2bee72f..bb67d95 100755
--- a/etc/sshd
+++ b/etc/sshd
@@ -70,14 +70,16 @@
 
 	$sshConfigDir = "/etc/ssh";
 
-	unset($config['ssh']['dsa_key']);
-	unset($config['ssh']['rsa_key']);
-	unset($config['ssh']['rsa1_key']);
-	unset($config['ssh']['dsa']);
-	unset($config['ssh']['rsa']);
-	unset($config['ssh']['rsa1']);
-	unset($config['ssh']['ak']);
-	write_config("Clearing SSH keys from config.xml");
+	if($config['ssh']['dsa_key'] <> "") {
+		unset($config['ssh']['dsa_key']);
+		unset($config['ssh']['rsa_key']);
+		unset($config['ssh']['rsa1_key']);
+		unset($config['ssh']['dsa']);
+		unset($config['ssh']['rsa']);
+		unset($config['ssh']['rsa1']);
+		unset($config['ssh']['ak']);
+		write_config("Clearing SSH keys from config.xml");
+	}
 	
 	//if (!file_exists("$sshConfigDir/ssh_host_key") and $config['ssh']['dsa'] == "") {
 	if (!file_exists("$sshConfigDir/ssh_host_key")) {