linux-kernel - [PATCH 08/11] fs/ntfs3: Use function file

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Date: Wed, 26 Jun 2024 15:42:55 +0300
From: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
To: <ntfs3@...ts.linux.dev>
CC: <linux-kernel@...r.kernel.org>, <linux-fsdevel@...r.kernel.org>,
	Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
Subject: [PATCH 08/11] fs/ntfs3: Use function file_inode to get inode from file

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
---
 fs/ntfs3/file.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c
index 35ca0f201cb8..2ceb762dc679 100644
--- a/fs/ntfs3/file.c
+++ b/fs/ntfs3/file.c
@@ -253,8 +253,7 @@ static int ntfs_zero_range(struct inode *inode, u64 vbo, u64 vbo_to)
  */
 static int ntfs_file_mmap(struct file *file, struct vm_area_struct *vma)
 {
-	struct address_space *mapping = file->f_mapping;
-	struct inode *inode = mapping->host;
+	struct inode *inode = file_inode(file);
 	struct ntfs_inode *ni = ntfs_i(inode);
 	u64 from = ((u64)vma->vm_pgoff << PAGE_SHIFT);
 	bool rw = vma->vm_flags & VM_WRITE;
@@ -428,7 +427,7 @@ static int ntfs_truncate(struct inode *inode, loff_t new_size)
  */
 static long ntfs_fallocate(struct file *file, int mode, loff_t vbo, loff_t len)
 {
-	struct inode *inode = file->f_mapping->host;
+	struct inode *inode = file_inode(file);
 	struct address_space *mapping = inode->i_mapping;
 	struct super_block *sb = inode->i_sb;
 	struct ntfs_sb_info *sbi = sb->s_fs_info;
@@ -741,7 +740,7 @@ int ntfs3_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
 static ssize_t ntfs_file_read_iter(struct kiocb *iocb, struct iov_iter *iter)
 {
 	struct file *file = iocb->ki_filp;
-	struct inode *inode = file->f_mapping->host;
+	struct inode *inode = file_inode(file);
 	struct ntfs_inode *ni = ntfs_i(inode);
 
 	if (unlikely(ntfs3_forced_shutdown(inode->i_sb)))
@@ -778,7 +777,7 @@ static ssize_t ntfs_file_splice_read(struct file *in, loff_t *ppos,
 				     struct pipe_inode_info *pipe, size_t len,
 				     unsigned int flags)
 {
-	struct inode *inode = in->f_mapping->host;
+	struct inode *inode = file_inode(in);
 	struct ntfs_inode *ni = ntfs_i(inode);
 
 	if (unlikely(ntfs3_forced_shutdown(inode->i_sb)))
@@ -1073,8 +1072,7 @@ static ssize_t ntfs_compress_write(struct kiocb *iocb, struct iov_iter *from)
 static ssize_t ntfs_file_write_iter(struct kiocb *iocb, struct iov_iter *from)
 {
 	struct file *file = iocb->ki_filp;
-	struct address_space *mapping = file->f_mapping;
-	struct inode *inode = mapping->host;
+	struct inode *inode = file_inode(file);
 	ssize_t ret;
 	int err;
 	struct ntfs_inode *ni = ntfs_i(inode);
-- 
2.34.1