From d7b01752491b0cd4389d1f29f1a17c1ab4394357 Mon Sep 17 00:00:00 2001
From: Stefan Metzmacher <metze@samba.org>
Date: Mon, 23 Apr 2007 10:39:20 +0000
Subject: r22485: don't crash when the main dcerpc code haven't setup
 transport.recv_data yet

also return always a usefull error

metze
(This used to be commit 0a8b4c328dfac972186564d2a4e1757d5135ec47)
---
 source4/librpc/rpc/dcerpc_smb.c  | 12 +++++++++++-
 source4/librpc/rpc/dcerpc_smb2.c | 12 +++++++++++-
 source4/librpc/rpc/dcerpc_sock.c |  2 +-
 3 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/source4/librpc/rpc/dcerpc_smb.c b/source4/librpc/rpc/dcerpc_smb.c
index 55fc37d84f..5100eb60f2 100644
--- a/source4/librpc/rpc/dcerpc_smb.c
+++ b/source4/librpc/rpc/dcerpc_smb.c
@@ -39,7 +39,17 @@ struct smb_private {
 */
 static void pipe_dead(struct dcerpc_connection *c, NTSTATUS status)
 {
-	c->transport.recv_data(c, NULL, status);
+	if (NT_STATUS_EQUAL(NT_STATUS_UNSUCCESSFUL, status)) {
+		status = NT_STATUS_UNEXPECTED_NETWORK_ERROR;
+	}
+
+	if (NT_STATUS_EQUAL(NT_STATUS_OK, status)) {
+		status = NT_STATUS_END_OF_FILE;
+	}
+
+	if (c->transport.recv_data) {
+		c->transport.recv_data(c, NULL, status);
+	}
 }
 
 
diff --git a/source4/librpc/rpc/dcerpc_smb2.c b/source4/librpc/rpc/dcerpc_smb2.c
index d2ab47898e..385cb00919 100644
--- a/source4/librpc/rpc/dcerpc_smb2.c
+++ b/source4/librpc/rpc/dcerpc_smb2.c
@@ -41,7 +41,17 @@ struct smb2_private {
 */
 static void pipe_dead(struct dcerpc_connection *c, NTSTATUS status)
 {
-	c->transport.recv_data(c, NULL, status);
+	if (NT_STATUS_EQUAL(NT_STATUS_UNSUCCESSFUL, status)) {
+		status = NT_STATUS_UNEXPECTED_NETWORK_ERROR;
+	}
+
+	if (NT_STATUS_EQUAL(NT_STATUS_OK, status)) {
+		status = NT_STATUS_END_OF_FILE;
+	}
+
+	if (c->transport.recv_data) {
+		c->transport.recv_data(c, NULL, status);
+	}
 }
 
 
diff --git a/source4/librpc/rpc/dcerpc_sock.c b/source4/librpc/rpc/dcerpc_sock.c
index fd54a20afc..e1ba2d769d 100644
--- a/source4/librpc/rpc/dcerpc_sock.c
+++ b/source4/librpc/rpc/dcerpc_sock.c
@@ -76,7 +76,7 @@ static void sock_dead(struct dcerpc_connection *p, NTSTATUS status)
 		status = NT_STATUS_END_OF_FILE;
 	}
 
-	if (!NT_STATUS_IS_OK(status)) {
+	if (p->transport.recv_data) {
 		p->transport.recv_data(p, NULL, status);
 	}
 }
-- 
cgit