IB/mlx5: Fix warning about cast of wr_id back to pointer on 32 bits
We need to cast wr_id to unsigned long before casting to a pointer.
This fixes:
drivers/infiniband/hw/mlx5/mr.c: In function 'mlx5_umr_cq_handler':
>> drivers/infiniband/hw/mlx5/mr.c:724:13: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
context = (struct mlx5_ib_umr_context *)wc.wr_id;
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index 14ee4fd..afa873b 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -721,7 +721,7 @@
if (err == 0)
break;
- context = (struct mlx5_ib_umr_context *)wc.wr_id;
+ context = (struct mlx5_ib_umr_context *) (unsigned long) wc.wr_id;
context->status = wc.status;
complete(&context->done);
}