f2fs: Replace expression with offsetof()

Use the existing offsetof() macro instead of duplicating code.

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Zheng Yongjun 2020-12-22 21:34:15 +08:00 committed by Jaegeuk Kim
parent 632faca729
commit 36218b81f0

View file

@ -2696,7 +2696,7 @@ int f2fs_recover_inode_page(struct f2fs_sb_info *sbi, struct page *page)
src = F2FS_INODE(page);
dst = F2FS_INODE(ipage);
memcpy(dst, src, (unsigned long)&src->i_ext - (unsigned long)src);
memcpy(dst, src, offsetof(struct f2fs_inode, i_ext));
dst->i_size = 0;
dst->i_blocks = cpu_to_le64(1);
dst->i_links = cpu_to_le32(1);