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    Subject[PATCH 3.16 151/328] iscsi-target: nullify session in failed login sequence
    3.16.62-rc1 review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Sagi Grimberg <sagig@mellanox.com>

    commit a0b3b9b2409b409c677f7eb1e0485b816a5848f7 upstream.

    In case login sequence failed, make sure conn->sess is
    NULL before calling wait_conn as some transports (iser)
    may rely on that (waiting for session commands).

    Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
    Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
    Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
    ---
    drivers/target/iscsi/iscsi_target_login.c | 1 +
    1 file changed, 1 insertion(+)

    --- a/drivers/target/iscsi/iscsi_target_login.c
    +++ b/drivers/target/iscsi/iscsi_target_login.c
    @@ -1209,6 +1209,7 @@ void iscsi_target_login_sess_out(struct
    }
    kfree(conn->sess->sess_ops);
    kfree(conn->sess);
    + conn->sess = NULL;

    old_sess_out:
    iscsi_stop_login_thread_timer(np);
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