GET_DFS_REFERRALS and IPC$

[Jeremy Allison]

On Tue, Dec 01, 2015 at 01:18:36PM -0800, Richard Sharpe wrote:
> 
> Attached is the capture.
> 
> It is pretty clear that the server is Windows Server 2012 or Windows 8
> since it supports NEGOEX.
> 
> It seems happy to accept GET_DFS_REFERRALS on any share.

Here is an untested horrible hack :-). Please test :-).
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diff --git a/source3/smbd/smb2_ioctl_dfs.c b/source3/smbd/smb2_ioctl_dfs.c
index 9c66473..0857a2d 100644
--- a/source3/smbd/smb2_ioctl_dfs.c
+++ b/source3/smbd/smb2_ioctl_dfs.c
@@ -44,9 +44,12 @@ static NTSTATUS fsctl_dfs_get_refers(TALLOC_CTX *mem_ctx,
 	char *dfs_data = NULL;
 	DATA_BLOB output;
 
+#if 0
+	/* JRATEST */
 	if (!IS_IPC(conn)) {
 		return NT_STATUS_INVALID_DEVICE_REQUEST;
 	}
+#endif
 
 	if (!lp_host_msdfs()) {
 		return NT_STATUS_FS_DRIVER_REQUIRED;