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authorParav Pandit <parav@mellanox.com>2018-04-01 15:08:22 +0300
committerJason Gunthorpe <jgg@mellanox.com>2018-04-03 21:33:51 -0600
commit14169e333e712e3640a6e4b1a81239ce952e3fcf (patch)
treebd985388327eda2423098f336421b67424788df6 /drivers/infiniband/hw/ocrdma
parentIB/core: Refactor GID modify code for RoCE (diff)
downloadlinux-dev-14169e333e712e3640a6e4b1a81239ce952e3fcf.tar.xz
linux-dev-14169e333e712e3640a6e4b1a81239ce952e3fcf.zip
IB/providers: Avoid zero GID check for RoCE
Now that the IB core GID cache ensures that a zero GID doesn't exist in the GID table remove zero GID checks from the provider drivers for clarity. Reviewed-by: Mark Bloch <markb@mellanox.com> Signed-off-by: Parav Pandit <parav@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/ocrdma')
-rw-r--r--drivers/infiniband/hw/ocrdma/ocrdma_hw.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
index 90cf77223771..12783262eb75 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
@@ -2494,7 +2494,7 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp,
{
int status;
struct rdma_ah_attr *ah_attr = &attrs->ah_attr;
- union ib_gid sgid, zgid;
+ union ib_gid sgid;
struct ib_gid_attr sgid_attr;
u32 vlan_id = 0xFFFF;
u8 mac_addr[6], hdr_type;
@@ -2533,10 +2533,6 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp,
dev_put(sgid_attr.ndev);
}
- memset(&zgid, 0, sizeof(zgid));
- if (!memcmp(&sgid, &zgid, sizeof(zgid)))
- return -EINVAL;
-
qp->sgid_idx = grh->sgid_index;
memcpy(&cmd->params.sgid[0], &sgid.raw[0], sizeof(cmd->params.sgid));
status = ocrdma_resolve_dmac(dev, ah_attr, &mac_addr[0]);