RDMA/rxe: Remove unused parameter udata

The old version of ib_umem_get() need these udata as a parameter but now
they are unnecessary.

Fixes: c320e527 ("IB: Allow calls to ib_umem_get from kernel ULPs")
Link: https://lore.kernel.org/r/1620807142-39157-5-git-send-email-liweihang@huawei.comSigned-off-by: Lang Cheng <chenglang@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Reviewed-by: Zhu Yanjun <zyjzyj2000@gmail.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/sw/rxe/rxe_loc.h

@@ -79,7 +79,7 @@ enum copy_direction {
 void rxe_mr_init_dma(struct rxe_pd *pd, int access, struct rxe_mr *mr);
 
 int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova,
-		     int access, struct ib_udata *udata, struct rxe_mr *mr);
+		     int access, struct rxe_mr *mr);
 
 int rxe_mr_init_fast(struct rxe_pd *pd, int max_pages, struct rxe_mr *mr);
 

drivers/infiniband/sw/rxe/rxe_mr.c

@@ -121,7 +121,7 @@ void rxe_mr_init_dma(struct rxe_pd *pd, int access, struct rxe_mr *mr)
 }
 
 int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova,
-		     int access, struct ib_udata *udata, struct rxe_mr *mr)
+		     int access, struct rxe_mr *mr)
 {
 	struct rxe_map		**map;
 	struct rxe_phys_buf	*buf = NULL;

drivers/infiniband/sw/rxe/rxe_verbs.c

@@ -899,7 +899,7 @@ static struct ib_mr *rxe_reg_user_mr(struct ib_pd *ibpd,
 
 	rxe_add_ref(pd);
 
-	err = rxe_mr_init_user(pd, start, length, iova, access, udata, mr);
+	err = rxe_mr_init_user(pd, start, length, iova, access, mr);
 	if (err)
 		goto err3;