linux-stable/fs/smb
Namjae Jeon 0e625d2733 ksmbd: check if a mount point is crossed during path lookup
commit 2b57a4322b upstream.

Since commit 74d7970feb ("ksmbd: fix racy issue from using ->d_parent and
->d_name"), ksmbd can not lookup cross mount points. If last component is
a cross mount point during path lookup, check if it is crossed to follow it
down. And allow path lookup to cross a mount point when a crossmnt
parameter is set to 'yes' in smb.conf.

Cc: stable@vger.kernel.org
Fixes: 74d7970feb ("ksmbd: fix racy issue from using ->d_parent and ->d_name")
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-08-03 10:26:08 +02:00
..
client smb3: do not set NTLMSSP_VERSION flag for negotiate not auth request 2023-08-03 10:25:58 +02:00
common
server ksmbd: check if a mount point is crossed during path lookup 2023-08-03 10:26:08 +02:00
Kconfig
Makefile