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Commit 5b420d9c authored by Dotan Barak's avatar Dotan Barak Committed by Doug Ledford
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IB/mlx4: Fix memory leak if QP creation failed 



When RC, UC, or RAW QPs are created, a qp object is allocated (kzalloc).
If at a later point (in procedure create_qp_common) the qp creation fails,
this qp object must be freed.

Fixes: 1ffeb2eb ("IB/mlx4: SR-IOV IB context objects and proxy/tunnel SQP support")
Signed-off-by: default avatarDotan Barak <dotanb@dev.mellanox.co.il>
Signed-off-by: default avatarJack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 5533c18a

drivers/infiniband/hw/mlx4/qp.c

+3 −1
Original line number Diff line number Diff line
@@ -1191,8 +1191,10 @@ static struct ib_qp *_mlx4_ib_create_qp(struct ib_pd *pd, 
	{

		err = create_qp_common(to_mdev(pd->device), pd, init_attr,

				       udata, 0, &qp, gfp);

		if (err)

		if (err) {

			kfree(qp);

			return ERR_PTR(err);

		}



		qp->ibqp.qp_num = qp->mqp.qpn;

		qp->xrcdn = xrcdn;