From 1df36030393ae3e101913b69b66d08156d2dc08f Mon Sep 17 00:00:00 2001 From: Xiao Yang Date: Mon, 21 Jun 2021 15:14:56 +0800 Subject: [PATCH] RDMA/rxe: Don't overwrite errno from ib_umem_get() [ Upstream commit 20ec0a6d6016aa28b9b3299be18baef1a0f91cd2 ] rxe_mr_init_user() always returns the fixed -EINVAL when ib_umem_get() fails so it's hard for user to know which actual error happens in ib_umem_get(). For example, ib_umem_get() will return -EOPNOTSUPP when trying to pin pages on a DAX file. Return actual error as mlx4/mlx5 does. Link: https://lore.kernel.org/r/20210621071456.4259-1-ice_yangxiao@163.com Signed-off-by: Xiao Yang Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/sw/rxe/rxe_mr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/sw/rxe/rxe_mr.c b/drivers/infiniband/sw/rxe/rxe_mr.c index d2ce852447c1..026285f7f36a 100644 --- a/drivers/infiniband/sw/rxe/rxe_mr.c +++ b/drivers/infiniband/sw/rxe/rxe_mr.c @@ -139,7 +139,7 @@ int rxe_mem_init_user(struct rxe_pd *pd, u64 start, if (IS_ERR(umem)) { pr_warn("err %d from rxe_umem_get\n", (int)PTR_ERR(umem)); - err = -EINVAL; + err = PTR_ERR(umem); goto err1; }