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qedr: Fix possible memory leak in qedr_create_qp()

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'qp' is malloced in qedr_create_qp() and should be freed before leaving
from the error handling cases, otherwise it will cause memory leak.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Wei Yongjun 2016-10-28 16:33:47 +00:00 committed by Doug Ledford
parent ea7ef2accd
commit 181d80151f
1 changed files with 8 additions and 4 deletions
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12
drivers/infiniband/hw/qedr/verbs.c
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@ -1479,6 +1479,7 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd,
struct qedr_ucontext *ctx = NULL;
struct qedr_create_qp_ureq ureq;
struct qedr_qp *qp;
struct ib_qp *ibqp;
int rc = 0;
DP_DEBUG(dev, QEDR_MSG_QP, "create qp: called from %s, pd=%p\n",
@ -1488,13 +1489,13 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd,
if (rc)
return ERR_PTR(rc);
if (attrs->srq)
return ERR_PTR(-EINVAL);
qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp)
return ERR_PTR(-ENOMEM);
if (attrs->srq)
return ERR_PTR(-EINVAL);
DP_DEBUG(dev, QEDR_MSG_QP,
"create qp: sq_cq=%p, sq_icid=%d, rq_cq=%p, rq_icid=%d\n",
get_qedr_cq(attrs->send_cq),
@ -1510,7 +1511,10 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd,
"create qp: unexpected udata when creating GSI QP\n");
goto err0;
}
return qedr_create_gsi_qp(dev, attrs, qp);
ibqp = qedr_create_gsi_qp(dev, attrs, qp);
if (IS_ERR(ibqp))
kfree(qp);
return ibqp;
}
memset(&in_params, 0, sizeof(in_params));