linux-kernel - [PATCH 3/3] IB/mlx5: Use FIELD

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Message-ID: <1567687896-19996-4-git-send-email-zhongjiang@huawei.com>
Date:   Thu, 5 Sep 2019 20:51:36 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <davem@...emloft.net>, <mareklindner@...mailbox.ch>,
        <mchehab@...nel.org>, <leon@...nel.org>
CC:     <dledford@...hat.com>, <sakari.ailus@...ux.intel.com>,
        <a@...table.cc>, <sw@...onwunderlich.de>,
        <linux-kernel@...r.kernel.org>, <linux-media@...r.kernel.org>,
        <zhongjiang@...wei.com>
Subject: [PATCH 3/3] IB/mlx5: Use FIELD_SIZEOF directly

It's more clear to use FIELD_SIZEOF instead of its implementation.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 drivers/infiniband/hw/mlx5/mlx5_ib.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index c3ea299..e5681f7 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -65,7 +65,7 @@
 		 __LINE__, current->pid, ##arg)
 
 #define field_avail(type, fld, sz) (offsetof(type, fld) +		\
-				    sizeof(((type *)0)->fld) <= (sz))
+				    FIELD_SIZEOF(type, fld) <= (sz))
 #define MLX5_IB_DEFAULT_UIDX 0xffffff
 #define MLX5_USER_ASSIGNED_UIDX_MASK __mlx5_mask(qpc, user_index)
 
-- 
1.7.12.4