[PATCH] RDMA/hns: fix memory leak in hns_roce_alloc_mr()

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When hns_roce_mr_enable() failed in hns_roce_alloc_mr(), mr_key is not
released. Compiled test only.

Fixes: 9b2cf76c9f05 ("RDMA/hns: Optimize PBL buffer allocation process")
Signed-off-by: Zhengchao Shao <shaozhengchao@xxxxxxxxxx>
---
 drivers/infiniband/hw/hns/hns_roce_mr.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_mr.c b/drivers/infiniband/hw/hns/hns_roce_mr.c
index 845ac7d3831f..37a5cf62f88b 100644
--- a/drivers/infiniband/hw/hns/hns_roce_mr.c
+++ b/drivers/infiniband/hw/hns/hns_roce_mr.c
@@ -392,10 +392,10 @@ struct ib_mr *hns_roce_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type,
 
 	return &mr->ibmr;
 
-err_key:
-	free_mr_key(hr_dev, mr);
 err_pbl:
 	free_mr_pbl(hr_dev, mr);
+err_key:
+	free_mr_key(hr_dev, mr);
 err_free:
 	kfree(mr);
 	return ERR_PTR(ret);
-- 
2.17.1




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