smb: client: fix smbd_connection leak on cifs_get_tcp_session() error

When an RDMA connection is successfully established via
smbd_get_connection() but cifs_get_tcp_session() later fails (e.g.
kthread_create() returns an error), the error path frees tcp_ses
without first destroying the smbd_connection.

Fix this by calling smbd_destroy() in the out_err cleanup path before
kfree(tcp_ses).  smbd_destroy() safely handles the case where
smbd_conn is NULL, so it can be called unconditionally.

Closes: https://sashiko.dev/#/patchset/20260912165503.521597-1-pc%40manguebit.org
Fixes: 2f8946464b11 ("CIFS: SMBD: Upper layer connects to SMBDirect session")
Reviewed-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Paulo Alcantara <pc@manguebit.org>
Cc: Tom Talpey <tom@talpey.com>
Cc: Stefan Metzmacher <metze@samba.org>
Cc: Shyam Prasad N <sprasad@microsoft.com>
Cc: Ronnie Sahlberg <ronniesahlberg@gmail.com>
Cc: Bharath SM <bharathsm@microsoft.com>
Cc: Namjae Jeon <linkinjeon@kernel.org>
Cc: stable@vger.kernel.org

0 files changed, 0 insertions, 0 deletions