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IB/hns: checking for IS_ERR() instead of NULL

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The hns_roce_v1_create_lp_qp() returns NULL on error, not error pointers.

Fixes: bfcc681bd09d ("IB/hns: Fix the bug when free mr")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Dan Carpenter
2017-08-04 11:12:08 +03:00
committed by Doug Ledford
parent 931b3c1a83
commit 5db465f235
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/hns/hns_roce_hw_v1.c
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@ -733,7 +733,7 @@ static int hns_roce_v1_rsv_lp_qp(struct hns_roce_dev *hr_dev)
continue;
free_mr->mr_free_qp[i] = hns_roce_v1_create_lp_qp(hr_dev, pd);
if (IS_ERR(free_mr->mr_free_qp[i])) {
if (!free_mr->mr_free_qp[i]) {
dev_err(dev, "Create loop qp failed!\n");
goto create_lp_qp_failed;
}