Commit 806a28ef authored by Jan-Marek Glogowski's avatar Jan-Marek Glogowski Committed by Steve French

Reset TreeId to zero on SMB2 TREE_CONNECT

Currently the cifs module breaks the CIFS specs on reconnect as
described in http://msdn.microsoft.com/en-us/library/cc246529.aspx:

"TreeId (4 bytes): Uniquely identifies the tree connect for the
command. This MUST be 0 for the SMB2 TREE_CONNECT Request."
Signed-off-by: default avatarJan-Marek Glogowski <glogow@fbihome.de>
Reviewed-by: default avatarAurelien Aptel <aaptel@suse.com>
Tested-by: default avatarAurelien Aptel <aaptel@suse.com>
Signed-off-by: default avatarSteve French <smfrench@gmail.com>
CC: Stable <stable@vger.kernel.org>
parent 4fa8e504
......@@ -1185,6 +1185,10 @@ SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, const char *tree,
return -EINVAL;
}
/* SMB2 TREE_CONNECT request must be called with TreeId == 0 */
if (tcon)
tcon->tid = 0;
rc = small_smb2_init(SMB2_TREE_CONNECT, tcon, (void **) &req);
if (rc) {
kfree(unc_path);
......
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