IB/qib: Remove s_lock around header validation

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / infiniband / hw / qib / qib_driver.c

diff --git a/drivers/infiniband/hw/qib/qib_driver.c b/drivers/infiniband/hw/qib/qib_driver.c
index d35c9d3..9a9047f 100644 (file)
--- a/drivers/infiniband/hw/qib/qib_driver.c
+++ b/drivers/infiniband/hw/qib/qib_driver.c
@@ -310,7 +310,6 @@ static u32 qib_rcv_hdrerr(struct qib_ctxtdata *rcd, struct qib_pportdata *ppd,
                u32 opcode;
                u32 psn;
                int diff;
-               unsigned long flags;
 
                /* Sanity check packet */
                if (tlen < 24)
@@ -365,7 +364,6 @@ static u32 qib_rcv_hdrerr(struct qib_ctxtdata *rcd, struct qib_pportdata *ppd,
 
                        switch (qp->ibqp.qp_type) {
                        case IB_QPT_RC:
-                               spin_lock_irqsave(&qp->s_lock, flags);
                                ruc_res =
                                        qib_ruc_check_hdr(
                                                ibp, hdr,
@@ -373,11 +371,8 @@ static u32 qib_rcv_hdrerr(struct qib_ctxtdata *rcd, struct qib_pportdata *ppd,
                                                qp,
                                                be32_to_cpu(ohdr->bth[0]));
                                if (ruc_res) {
-                                       spin_unlock_irqrestore(&qp->s_lock,
-                                                              flags);
                                        goto unlock;
                                }
-                               spin_unlock_irqrestore(&qp->s_lock, flags);
 
                                /* Only deal with RDMA Writes for now */
                                if (opcode <