Commit 2d4b21e0 authored by Yonatan Cohen's avatar Yonatan Cohen Committed by Doug Ledford

IB/rxe: Prevent from completer to operate on non valid QP

On UD QP completer tasklet is scheduled for each packet sent.

If it is followed by a destroy_qp(), the kernel panic will
happen as the completer tries to operate on a destroyed QP.

Fixes: 8700e3e7 ("Soft RoCE driver")
Signed-off-by: default avatarYonatan Cohen <yonatanc@mellanox.com>
Reviewed-by: default avatarMoni Shoua <monis@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent f39f7752
......@@ -813,8 +813,7 @@ void rxe_qp_destroy(struct rxe_qp *qp)
del_timer_sync(&qp->rnr_nak_timer);
rxe_cleanup_task(&qp->req.task);
if (qp_type(qp) == IB_QPT_RC)
rxe_cleanup_task(&qp->comp.task);
rxe_cleanup_task(&qp->comp.task);
/* flush out any receive wr's or pending requests */
__rxe_do_task(&qp->req.task);
......
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