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| author | Chengchang Tang <tangchengchang@huawei.com> | 2023-12-07 19:42:31 +0800 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2023-12-07 15:09:16 +0200 |
| commit | 288f535951aa81ed674f5e5477ab11b9d9351b8c (patch) | |
| tree | 8be5e209e8cf48164a1055160c6737b005649e65 /drivers/infiniband/hw/hns | |
| parent | f31683a5227b1a0febae8e2a85d7fdf9514c10f1 (diff) | |
| download | linux-288f535951aa81ed674f5e5477ab11b9d9351b8c.tar.gz linux-288f535951aa81ed674f5e5477ab11b9d9351b8c.tar.bz2 linux-288f535951aa81ed674f5e5477ab11b9d9351b8c.zip | |
RDMA/hns: Fix memory leak in free_mr_init()
When a reserved QP fails to be created, the memory of the remaining
created reserved QPs is leaked.
Fixes: 70f92521584f ("RDMA/hns: Use the reserved loopback QPs to free MR before destroying MPT")
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Junxian Huang <huangjunxian6@hisilicon.com>
Link: https://lore.kernel.org/r/20231207114231.2872104-6-huangjunxian6@hisilicon.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/infiniband/hw/hns')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 93a71db527d8..b8dde04bd573 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -2710,6 +2710,10 @@ static int free_mr_alloc_res(struct hns_roce_dev *hr_dev) return 0; create_failed_qp: + for (i--; i >= 0; i--) { + hns_roce_v2_destroy_qp(&free_mr->rsv_qp[i]->ibqp, NULL); + kfree(free_mr->rsv_qp[i]); + } hns_roce_destroy_cq(cq, NULL); kfree(cq); |