RDMA: Allow for NULL .modify_device() and .modify_port() methods

These methods don't make sense for iWARP devices, so rather than
forcing them to implement stubs, just return -ENOSYS in the core if
the hardware driver doesn't set .modify_device and/or .modify_port.

Signed-off-by: Roland Dreier <roland@purestorage.com>

1 files changed, 0 insertions, 11 deletions

diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 95ca93ceedac..9f2f7d4b1197 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -605,16 +605,6 @@ static int nes_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr
 
 
 /**
- * nes_modify_port
- */
-static int nes_modify_port(struct ib_device *ibdev, u8 port,
-                int port_modify_mask, struct ib_port_modify *props)
-{
-        return 0;
-}
-
-
-/**
  * nes_query_pkey
  */
 static int nes_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 *pkey)
@@ -3882,7 +3872,6 @@ struct nes_ib_device *nes_init_ofa_device(struct net_device *netdev)
         nesibdev->ibdev.dev.parent = &nesdev->pcidev->dev;
         nesibdev->ibdev.query_device = nes_query_device;
         nesibdev->ibdev.query_port = nes_query_port;
-        nesibdev->ibdev.modify_port = nes_modify_port;
         nesibdev->ibdev.query_pkey = nes_query_pkey;
         nesibdev->ibdev.query_gid = nes_query_gid;
         nesibdev->ibdev.alloc_ucontext = nes_alloc_ucontext;