From ffd7339a2fac98b9ff731e336c4411bf1ce57e22 Mon Sep 17 00:00:00 2001 From: Jason Gunthorpe Date: Wed, 27 May 2020 14:18:45 -0300 Subject: [PATCH] RDMA/core: Use offsetofend() instead of open coding No reason to open code this. Link: https://lore.kernel.org/r/0-v1-0bc346e08476+585-drop_offsetofend_jgg@mellanox.com Signed-off-by: Jason Gunthorpe --- include/rdma/uverbs_ioctl.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/include/rdma/uverbs_ioctl.h b/include/rdma/uverbs_ioctl.h index 0418d7bddf3e..86de10ea30af 100644 --- a/include/rdma/uverbs_ioctl.h +++ b/include/rdma/uverbs_ioctl.h @@ -491,8 +491,7 @@ struct uapi_definition { */ #define UVERBS_ATTR_STRUCT(_type, _last) \ .zero_trailing = 1, \ - UVERBS_ATTR_SIZE(((uintptr_t)(&((_type *)0)->_last + 1)), \ - sizeof(_type)) + UVERBS_ATTR_SIZE(offsetofend(_type, _last), sizeof(_type)) /* * Specifies at least min_len bytes must be passed in, but the amount can be * larger, up to the protocol maximum size. No check for zeroing is done. -- GitLab