X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/9c964e8579f6597d1bfdacd6dcf8d531bfece511..0d694692c59504838ec2043ddfe670b3a9247faf:/x11fwd.c

diff --git a/x11fwd.c b/x11fwd.c
index c537f2da..d0a1f997 100644
--- a/x11fwd.c
+++ b/x11fwd.c
@@ -106,6 +106,14 @@ static int x11_verify(char *proto, unsigned char *data, int dlen) {
 static int x11_receive (Socket s, int urgent, char *data, int len) {
     struct X11Private *pr = (struct X11Private *)sk_get_private_ptr(s);
 
+    if (urgent==3) {
+        /*
+         * A socket error has occurred. We have no way to
+         * communicate this down the forwarded connection, so we'll
+         * just treat it like a proper close.
+         */
+        len = 0;
+    }
     if (!len) {
 	/* Connection has closed. */
         sshfwd_close(pr->c);
@@ -121,13 +129,11 @@ static int x11_receive (Socket s, int urgent, char *data, int len) {
  * 
  * Returns an error message, or NULL on success.
  * also, fills the SocketsStructure
- *
- * Also places the canonical host name into `realhost'.
  */
-char *x11_init (Socket *s, char *display, void *c, char **realhost) {
+char *x11_init (Socket *s, char *display, void *c) {
     SockAddr addr;
     int port;
-    char *err;
+    char *err, *dummy_realhost;
     char host[128];
     int n, displaynum;
     struct X11Private *pr;
@@ -148,7 +154,7 @@ char *x11_init (Socket *s, char *display, void *c, char **realhost) {
     /*
      * Try to find host.
      */
-    addr = sk_namelookup(host, realhost);
+    addr = sk_namelookup(host, &dummy_realhost);
     if ( (err = sk_addr_error(addr)) )
 	return err;
 
@@ -157,7 +163,7 @@ char *x11_init (Socket *s, char *display, void *c, char **realhost) {
     /*
      * Open socket.
      */
-    *s = sk_new(addr, port, 0, x11_receive);
+    *s = sk_new(addr, port, 0, 1, x11_receive);
     if ( (err = sk_socket_error(*s)) )
 	return err;