RDMA/qedr: Remove unsupported qedr_resize_cq callback

There is no need to return always zero for function which is not
supported, especially since 0 is the wrong return code.

Fixes: a7efd777 ("qedr: Add support for PD,PKEY and CQ verbs")
Link: https://lore.kernel.org/r/20211025062632.3960-1-kamalheib1@gmail.comSigned-off-by: Kamal Heib <kamalheib1@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/hw/qedr/main.c

@@ -228,7 +228,6 @@ static const struct ib_device_ops qedr_dev_ops = {
 	.query_srq = qedr_query_srq,
 	.reg_user_mr = qedr_reg_user_mr,
 	.req_notify_cq = qedr_arm_cq,
-	.resize_cq = qedr_resize_cq,
 
 	INIT_RDMA_OBJ_SIZE(ib_ah, qedr_ah, ibah),
 	INIT_RDMA_OBJ_SIZE(ib_cq, qedr_cq, ibcq),

drivers/infiniband/hw/qedr/verbs.c

@@ -1052,16 +1052,6 @@ int qedr_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
 	return -EINVAL;
 }
 
-int qedr_resize_cq(struct ib_cq *ibcq, int new_cnt, struct ib_udata *udata)
-{
-	struct qedr_dev *dev = get_qedr_dev(ibcq->device);
-	struct qedr_cq *cq = get_qedr_cq(ibcq);
-
-	DP_ERR(dev, "cq %p RESIZE NOT SUPPORTED\n", cq);
-
-	return 0;
-}
-
 #define QEDR_DESTROY_CQ_MAX_ITERATIONS		(10)
 #define QEDR_DESTROY_CQ_ITER_DURATION		(10)
 

drivers/infiniband/hw/qedr/verbs.h

@@ -53,7 +53,6 @@ int qedr_alloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata);
 int qedr_dealloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata);
 int qedr_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
 		   struct ib_udata *udata);
-int qedr_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
 int qedr_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);
 int qedr_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
 int qedr_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *attrs,