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authoroulijun <oulijun@huawei.com>2018-05-22 20:47:15 +0800
committerJason Gunthorpe <jgg@mellanox.com>2018-05-23 15:45:44 -0600
commit55ba49cbcef37053d973f9a45bc58818c333fe13 (patch)
tree80e7c5ad2d635b3aae975d0edae1bf64925dd936 /drivers
parent05d6a4ddb654ef6f2fbbcf9dcb3b263184baa8e4 (diff)
RDMA/hns: Move the location for initializing tmp_len
When posted work request, it need to compute the length of all sges of every wr and fill it into the msg_len field of send wqe. Thus, While posting multiple wr, tmp_len should be reinitialized to zero. Fixes: 8b9b8d143b46 ("RDMA/hns: Fix the endian problem for hns") Signed-off-by: Lijun Ou <oulijun@huawei.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v2.c3
1 files changed, 2 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 7ecf0c911808..1f0965bb64ee 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -142,8 +142,8 @@ static int hns_roce_v2_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
unsigned long flags;
unsigned int ind;
void *wqe = NULL;
- u32 tmp_len = 0;
bool loopback;
+ u32 tmp_len;
int ret = 0;
u8 *smac;
int nreq;
@@ -189,6 +189,7 @@ static int hns_roce_v2_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
owner_bit =
~(((qp->sq.head + nreq) >> ilog2(qp->sq.wqe_cnt)) & 0x1);
+ tmp_len = 0;
/* Corresponding to the QP type, wqe process separately */
if (ibqp->qp_type == IB_QPT_GSI) {