From: zhong jiang <zhongjiang@huawei.com>
Date: Sun, 10 Nov 2019 06:22:17 +0000 (+0100)
Subject: media: v4l2: Use FIELD_SIZEOF directly
X-Git-Tag: v5.15~5061^2^2~27
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=40ee7524722836bd5fd40d45f8ee872a41f6ea8e;p=platform%2Fkernel%2Flinux-starfive.git

media: v4l2: Use FIELD_SIZEOF directly

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

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
---

diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 315ac12..60453b2 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -2652,7 +2652,7 @@ struct v4l2_ioctl_info {
 /* Zero struct from after the field to the end */
 #define INFO_FL_CLEAR(v4l2_struct, field)			\
 	((offsetof(struct v4l2_struct, field) +			\
-	  sizeof(((struct v4l2_struct *)0)->field)) << 16)
+	  FIELD_SIZEOF(struct v4l2_struct, field)) << 16)
 #define INFO_FL_CLEAR_MASK	(_IOC_SIZEMASK << 16)
 
 #define DEFINE_V4L_STUB_FUNC(_vidioc)				\