在 2018/8/10 3:00, Gal Pressman 写道:
> hns bitmap allocation functions return 0 on success and -1 on failure.
> Callers of these functions wrongly used their return value as an errno, fix
> that by making a proper conversion.
>
> Fixes: a598c6f4c5a8 ("IB/hns: Simplify function of pd alloc and qp alloc")
> Signed-off-by: Gal Pressman <pressmangal@xxxxxxxxx>
> ---
> drivers/infiniband/hw/hns/hns_roce_pd.c | 2 +-
> drivers/infiniband/hw/hns/hns_roce_qp.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/infiniband/hw/hns/hns_roce_pd.c b/drivers/infiniband/hw/hns/hns_roce_pd.c
> index b9f2c871ff9a..e11c149da04d 100644
> --- a/drivers/infiniband/hw/hns/hns_roce_pd.c
> +++ b/drivers/infiniband/hw/hns/hns_roce_pd.c
> @@ -37,7 +37,7 @@
>
> static int hns_roce_pd_alloc(struct hns_roce_dev *hr_dev, unsigned long *pdn)
> {
> - return hns_roce_bitmap_alloc(&hr_dev->pd_bitmap, pdn);
> + return hns_roce_bitmap_alloc(&hr_dev->pd_bitmap, pdn) ? -ENOMEM : 0;
> }
>
> static void hns_roce_pd_free(struct hns_roce_dev *hr_dev, unsigned long pdn)
> diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
> index c1dbddcd58c9..60837edbcffd 100644
> --- a/drivers/infiniband/hw/hns/hns_roce_qp.c
> +++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
> @@ -115,7 +115,7 @@ static int hns_roce_reserve_range_qp(struct hns_roce_dev *hr_dev, int cnt,
> {
> struct hns_roce_qp_table *qp_table = &hr_dev->qp_table;
>
> - return hns_roce_bitmap_alloc_range(&qp_table->bitmap, cnt, align, base);
> + return hns_roce_bitmap_alloc_range(&qp_table->bitmap, cnt, align, base) ? -ENOMEM : 0;
> }
>
> enum hns_roce_qp_state to_hns_roce_state(enum ib_qp_state state)
>
Ack-by：Lijun Ou <oulijun@xxxxxxxxxx>
