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RDMA/hns: Remove unnecessary checks for NULL in mtr_alloc_bufs()

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ib_umem_get() never return NULL.

Fixes: 3c873161a0 ("RDMA/hns: Add support for addressing when hopnum is 0")
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Junxian Huang <huangjunxian6@hisilicon.com>
Link: https://lore.kernel.org/r/20231207114231.2872104-5-huangjunxian6@hisilicon.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Chengchang Tang 2023-12-07 19:42:30 +08:00 committed by Leon Romanovsky
parent 7243396aaf
commit f31683a522
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/hns/hns_roce_mr.c
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@ -686,7 +686,7 @@ static int mtr_alloc_bufs(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr,
mtr->kmem = NULL;
mtr->umem = ib_umem_get(ibdev, user_addr, total_size,
buf_attr->user_access);
if (IS_ERR_OR_NULL(mtr->umem)) {
if (IS_ERR(mtr->umem)) {
ibdev_err(ibdev, "failed to get umem, ret = %ld.\n",
PTR_ERR(mtr->umem));
return -ENOMEM;