RDMA/core: Remove never used ib_modify_wq function call

The function ib_modify_wq() is not used, so remove it.

Link: https://lore.kernel.org/r/c5e48d517b9163fe4f9ffd224050b83fdb3571c6.1620552935.git.leonro@nvidia.comSigned-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/core/verbs.c

@@ -2445,27 +2445,6 @@ int ib_destroy_wq_user(struct ib_wq *wq, struct ib_udata *udata)
 }
 EXPORT_SYMBOL(ib_destroy_wq_user);
 
-/**
- * ib_modify_wq - Modifies the specified WQ.
- * @wq: The WQ to modify.
- * @wq_attr: On input, specifies the WQ attributes to modify.
- * @wq_attr_mask: A bit-mask used to specify which attributes of the WQ
- *   are being modified.
- * On output, the current values of selected WQ attributes are returned.
- */
-int ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr,
-		 u32 wq_attr_mask)
-{
-	int err;
-
-	if (!wq->device->ops.modify_wq)
-		return -EOPNOTSUPP;
-
-	err = wq->device->ops.modify_wq(wq, wq_attr, wq_attr_mask, NULL);
-	return err;
-}
-EXPORT_SYMBOL(ib_modify_wq);
-
 int ib_check_mr_status(struct ib_mr *mr, u32 check_mask,
 		       struct ib_mr_status *mr_status)
 {

include/rdma/ib_verbs.h

@@ -4286,8 +4286,6 @@ struct net_device *ib_device_netdev(struct ib_device *dev, u32 port);
 struct ib_wq *ib_create_wq(struct ib_pd *pd,
 			   struct ib_wq_init_attr *init_attr);
 int ib_destroy_wq_user(struct ib_wq *wq, struct ib_udata *udata);
-int ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *attr,
-		 u32 wq_attr_mask);
 
 int ib_map_mr_sg(struct ib_mr *mr, struct scatterlist *sg, int sg_nents,
 		 unsigned int *sg_offset, unsigned int page_size);