IB/hns: checking for IS_ERR() instead of NULL
authorDan Carpenter <dan.carpenter@oracle.com>
Fri, 4 Aug 2017 08:12:08 +0000 (11:12 +0300)
committerDoug Ledford <dledford@redhat.com>
Fri, 4 Aug 2017 19:09:56 +0000 (15:09 -0400)
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>
drivers/infiniband/hw/hns/hns_roce_hw_v1.c

index 23fad6d969440bd2bd50a0c8b0dbafe8a92f4ae9..2540b65e242cebcf5b7c9fd60f936bc35bbf019b 100644 (file)
@@ -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;
                }