It needs to copy the driver data to the user when creating srq.
if copy fail, it need to free the srq resource that have allocated
by hns_roce_srq_alloc function.
This patch depends on the patch("[PATCH V3 for-next] RDMA/hns: Update the kernel header file of hns")
Signed-off-by: Lijun Ou <oulijun@xxxxxxxxxx>
---
drivers/infiniband/hw/hns/hns_roce_srq.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c
index a934511..12deacf 100644
--- a/drivers/infiniband/hw/hns/hns_roce_srq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_srq.c
@@ -385,12 +385,15 @@ struct ib_srq *hns_roce_create_srq(struct ib_pd *pd,
if (ib_copy_to_udata(udata, &resp,
min(udata->outlen, sizeof(resp)))) {
ret = -EFAULT;
- goto err_wrid;
+ goto err_srqc_alloc;
}
}
return &srq->ibsrq;
+err_srqc_alloc:
+ hns_roce_srq_free(hr_dev, srq);
+
err_wrid:
kvfree(srq->wrid);
--
1.9.1
