linux-kernel - [PATCH] RDMA/mlx4: remove an unused variable

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Date:   Tue, 20 Apr 2021 17:28:33 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     yishaih@...dia.com, dledford@...hat.com, jgg@...pe.ca
Cc:     linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] RDMA/mlx4: remove an unused variable

'in6' is unused. It is just declared and filled-in.
It can be removed.

This is a left over from commit 5ea8bbfc4929
("mlx4: Implement IP based gids support for RoCE/SRIOV")

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/infiniband/hw/mlx4/qp.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 651785bd57f2..92ddbcc00eb2 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -3135,7 +3135,6 @@ static int build_mlx_header(struct mlx4_ib_qp *qp, const struct ib_ud_wr *wr,
 	}
 
 	if (is_eth) {
-		struct in6_addr in6;
 		u16 ether_type;
 		u16 pcp = (be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 29) << 13;
 
@@ -3148,8 +3147,6 @@ static int build_mlx_header(struct mlx4_ib_qp *qp, const struct ib_ud_wr *wr,
 		memcpy(sqp->ud_header.eth.dmac_h, ah->av.eth.mac, 6);
 		memcpy(&ctrl->srcrb_flags16[0], ah->av.eth.mac, 2);
 		memcpy(&ctrl->imm, ah->av.eth.mac + 2, 4);
-		memcpy(&in6, sgid.raw, sizeof(in6));
-
 
 		if (!memcmp(sqp->ud_header.eth.smac_h, sqp->ud_header.eth.dmac_h, 6))
 			mlx->flags |= cpu_to_be32(MLX4_WQE_CTRL_FORCE_LOOPBACK);
-- 
2.27.0