RDMA/rtrs-clt: Remove destroy_con_cq_qp in case route resolving failed

RDMA/rtrs-clt: Remove destroy_con_cq_qp in case route resolving failed

We call destroy_con_cq_qp(con) in rtrs_rdma_addr_resolved() in case route
couldn't be resolved and then again in create_cm() because nothing
happens.

Don't call destroy_con_cq_qp from rtrs_rdma_addr_resolved, create_cm()
does the clean up already.

Fixes: 6a98d71daea1 ("RDMA/rtrs: client: main functionality")
Link: https://lore.kernel.org/r/20201023074353.21946-2-jinpu.wang@cloud.ionos.com
Signed-off-by: Danil Kipnis <danil.kipnis@cloud.ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>