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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: 1ffeb2eb8b
("IB/mlx4: SR-IOV IB context objects and proxy/tunnel SQP support")
Signed-off-by: Dotan Barak <dotanb@dev.mellanox.co.il>
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
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1 changed files with 3 additions and 1 deletions
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@ -1191,8 +1191,10 @@ static struct ib_qp *_mlx4_ib_create_qp(struct ib_pd *pd,
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{
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{
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err = create_qp_common(to_mdev(pd->device), pd, init_attr,
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err = create_qp_common(to_mdev(pd->device), pd, init_attr,
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udata, 0, &qp, gfp);
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udata, 0, &qp, gfp);
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if (err)
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if (err) {
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kfree(qp);
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return ERR_PTR(err);
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return ERR_PTR(err);
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}
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qp->ibqp.qp_num = qp->mqp.qpn;
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qp->ibqp.qp_num = qp->mqp.qpn;
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qp->xrcdn = xrcdn;
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qp->xrcdn = xrcdn;
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