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authorJunxian Huang <huangjunxian4@hisilicon.com>2021-08-25 12:43:11 +0300
committerJason Gunthorpe <jgg@nvidia.com>2021-08-25 19:55:29 +0300
commit074f315fc54a9ce45559a44ca36d9fa1ee1ea2cd (patch)
treef5ece4cd26fb04cccf1a8e5c74392d6d8534bde8 /drivers/infiniband/hw
parent4303e61264c45cb535255c5b76400f5c4ab1305d (diff)
downloadlinux-074f315fc54a9ce45559a44ca36d9fa1ee1ea2cd.tar.xz
RDMA/hns: Bugfix for the missing assignment for dip_idx
When the dgid-dip_idx mapping relationship exists, dip should be assigned. Fixes: f91696f2f053 ("RDMA/hns: Support congestion control type selection according to the FW") Link: https://lore.kernel.org/r/1629884592-23424-3-git-send-email-liangwenpeng@huawei.com Signed-off-by: Junxian Huang <huangjunxian4@hisilicon.com> Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw')
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v2.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 198a0c6861f5..f3a7ac995ab7 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -4508,8 +4508,10 @@ static int get_dip_ctx_idx(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
spin_lock_irqsave(&hr_dev->dip_list_lock, flags);
list_for_each_entry(hr_dip, &hr_dev->dip_list, node) {
- if (!memcmp(grh->dgid.raw, hr_dip->dgid, 16))
+ if (!memcmp(grh->dgid.raw, hr_dip->dgid, 16)) {
+ *dip_idx = hr_dip->dip_idx;
goto out;
+ }
}
/* If no dgid is found, a new dip and a mapping between dgid and