RDMA/mlx5: remove variable i

Variable i is just being incremented and it's never used
anywhere else. The variable and the increment are redundant so
remove it.

Signed-off-by: Colin Ian King <[e-mail]>
Message-Id: <[e-mail]>
Signed-off-by: Michael S. Tsirkin <[e-mail]>

drivers/vdpa/mlx5/core/mr.c

···
 	u64 st;
 	u64 sz;
 	int err;
-	int i = 0;
 
 	st = start;
 	while (size) {
···
 		mr->num_directs++;
 		mr->num_klms++;
 		st += sz;
-		i++;
 	}
 	list_splice_tail(&tmp, &mr->head);
 	return 0;