X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/edcbf00a807b86ea83cca4fa98e854790c4b4a04..f3ab576e6a5f34dfedde93fe236d1eac577628d0:/rlogin.c

diff --git a/rlogin.c b/rlogin.c
index 3ae18089..80108527 100644
--- a/rlogin.c
+++ b/rlogin.c
@@ -24,8 +24,10 @@ static void c_write(char *buf, int len)
 static int rlogin_closing(Plug plug, char *error_msg, int error_code,
 			  int calling_back)
 {
-    sk_close(s);
-    s = NULL;
+    if (s) {
+        sk_close(s);
+        s = NULL;
+    }
     if (error_msg) {
 	/* A socket error has occurred. */
 	connection_fatal(error_msg);