diff options
| author | Michal Kalderon <michal.kalderon@marvell.com> | 2019-10-27 23:04:51 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-31 18:35:29 +0300 |
| commit | fe9bd9862144f598930e5f36cfa365140c9bc18e (patch) | |
| tree | 2e2f8db3c9e40097a017610f9bed737734ae2b8d | |
| parent | 2cf968c0e8367fc073394da437e55a49cc889f0b (diff) | |
| download | linux-fe9bd9862144f598930e5f36cfa365140c9bc18e.tar.xz | |
RDMA/qedr: Fix memory leak in user qp and mr
[ Upstream commit 24e412c1e00ebfe73619e6b88cbc26c2c7d41b85 ]
User QPs pbl's weren't freed properly.
MR pbls weren't freed properly.
Fixes: e0290cce6ac0 ("qedr: Add support for memory registeration verbs")
Link: https://lore.kernel.org/r/20191027200451.28187-5-michal.kalderon@marvell.com
Signed-off-by: Ariel Elior <ariel.elior@marvell.com>
Signed-off-by: Michal Kalderon <michal.kalderon@marvell.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/infiniband/hw/qedr/verbs.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index 8cc3df24e04e..9167a1c40bcf 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -1701,6 +1701,14 @@ static void qedr_cleanup_user(struct qedr_dev *dev, struct qedr_qp *qp) if (qp->urq.umem) ib_umem_release(qp->urq.umem); qp->urq.umem = NULL; + + if (rdma_protocol_roce(&dev->ibdev, 1)) { + qedr_free_pbl(dev, &qp->usq.pbl_info, qp->usq.pbl_tbl); + qedr_free_pbl(dev, &qp->urq.pbl_info, qp->urq.pbl_tbl); + } else { + kfree(qp->usq.pbl_tbl); + kfree(qp->urq.pbl_tbl); + } } static int qedr_create_user_qp(struct qedr_dev *dev, @@ -2809,8 +2817,8 @@ int qedr_dereg_mr(struct ib_mr *ib_mr) dev->ops->rdma_free_tid(dev->rdma_ctx, mr->hw_mr.itid); - if ((mr->type != QEDR_MR_DMA) && (mr->type != QEDR_MR_FRMR)) - qedr_free_pbl(dev, &mr->info.pbl_info, mr->info.pbl_table); + if (mr->type != QEDR_MR_DMA) + free_mr_info(dev, &mr->info); /* it could be user registered memory. */ if (mr->umem) |