* [PATCH] IB/hns: checking for IS_ERR() instead of NULL
@ 2017-08-04 8:12 Dan Carpenter
2017-08-04 19:11 ` Doug Ledford
0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2017-08-04 8:12 UTC (permalink / raw)
To: Lijun Ou, Shaobo Xu
Cc: Wei Hu(Xavier), Doug Ledford, Sean Hefty, Hal Rosenstock,
linux-rdma-u79uwXL29TY76Z2rM5mHXA,
kernel-janitors-u79uwXL29TY76Z2rM5mHXA
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-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index 38f5c77baabf..747efd1ae5a6 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -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;
}
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] IB/hns: checking for IS_ERR() instead of NULL
2017-08-04 8:12 [PATCH] IB/hns: checking for IS_ERR() instead of NULL Dan Carpenter
@ 2017-08-04 19:11 ` Doug Ledford
0 siblings, 0 replies; 2+ messages in thread
From: Doug Ledford @ 2017-08-04 19:11 UTC (permalink / raw)
To: Dan Carpenter, Lijun Ou, Shaobo Xu
Cc: Wei Hu(Xavier), Sean Hefty, Hal Rosenstock,
linux-rdma-u79uwXL29TY76Z2rM5mHXA,
kernel-janitors-u79uwXL29TY76Z2rM5mHXA
On Fri, 2017-08-04 at 11:12 +0300, Dan Carpenter wrote:
> 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-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
>
> diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
> b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
> index 38f5c77baabf..747efd1ae5a6 100644
> --- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
> +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
> @@ -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;
> }
Thanks, applied.
--
Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
GPG KeyID: B826A3330E572FDD
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