since we cannot access the ipc tcon object, force the use of the ipc tid
when crafting DFS resolving ioctl.
Signed-off-by: Aurelien Aptel <aaptel@xxxxxxxx>
---
fs/cifs/smb2pdu.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 5ca5ea46..6d5b8db 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -1645,6 +1645,10 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid,
if (rc)
return rc;
+ /* XXX: how can we access the tcon of the IPC of the host? */
+ if (opcode == FSCTL_DFS_GET_REFERRALS) {
+ req->hdr.TreeId = ses->ipc_tid;
+ }
req->CtlCode = cpu_to_le32(opcode);
req->PersistentFileId = persistent_fid;
req->VolatileFileId = volatile_fid;
--
2.1.4
--
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