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Commit be688195 authored by Haggai Eran's avatar Haggai Eran Committed by Doug Ledford
Browse files

IB/cma: Fix net_dev reference leak with failed requests 



When no matching listening ID is found for a given request, the net_dev
that was used to find the request isn't released.

Fixes: 0b3ca768 ("IB/cma: Use found net_dev for passive connections")
Signed-off-by: default avatarHaggai Eran <haggaie@mellanox.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 73fec7fd

drivers/infiniband/core/cma.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -1302,6 +1302,10 @@ static struct rdma_id_private *cma_id_from_event(struct ib_cm_id *cm_id, 
	bind_list = cma_ps_find(rdma_ps_from_service_id(req.service_id),

	bind_list = cma_ps_find(rdma_ps_from_service_id(req.service_id),

				cma_port_from_service_id(req.service_id));

				cma_port_from_service_id(req.service_id));

	id_priv = cma_find_listener(bind_list, cm_id, ib_event, &req, *net_dev);

	id_priv = cma_find_listener(bind_list, cm_id, ib_event, &req, *net_dev);

	if (IS_ERR(id_priv)) {

		dev_put(*net_dev);

		*net_dev = NULL;

	}





	return id_priv;

	return id_priv;

}

}