new helper: file_inode(file)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

9 files changed, 17 insertions, 17 deletions

diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index 80a28b29727..dc149d123de 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -110,7 +110,7 @@ static int ext4_readdir(struct file *filp,
 	int i, stored;
 	struct ext4_dir_entry_2 *de;
 	int err;
-	struct inode *inode = filp->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(filp);
 	struct super_block *sb = inode->i_sb;
 	int ret = 0;
 	int dir_has_error = 0;
@@ -133,7 +133,7 @@ static int ext4_readdir(struct file *filp,
 		 * We don't set the inode dirty flag since it's not
 		 * critical that it get flushed back to the disk.
 		 */
-		ext4_clear_inode_flag(filp->f_path.dentry->d_inode,
+		ext4_clear_inode_flag(file_inode(filp),
 				      EXT4_INODE_INDEX);
 	}
 	stored = 0;
@@ -494,7 +494,7 @@ static int call_filldir(struct file *filp, void *dirent,
 {
 	struct dir_private_info *info = filp->private_data;
 	loff_t	curr_pos;
-	struct inode *inode = filp->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(filp);
 	struct super_block *sb;
 	int error;
 
@@ -526,7 +526,7 @@ static int ext4_dx_readdir(struct file *filp,
 			 void *dirent, filldir_t filldir)
 {
 	struct dir_private_info *info = filp->private_data;
-	struct inode *inode = filp->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(filp);
 	struct fname *fname;
 	int	ret;
 
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 5ae1674ec12..7817ca7c2bb 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4386,7 +4386,7 @@ static void ext4_falloc_update_inode(struct inode *inode,
  */
 long ext4_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
 {
-	struct inode *inode = file->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	handle_t *handle;
 	loff_t new_size;
 	unsigned int max_blocks;
@@ -4643,7 +4643,7 @@ static int ext4_xattr_fiemap(struct inode *inode,
  */
 int ext4_ext_punch_hole(struct file *file, loff_t offset, loff_t length)
 {
-	struct inode *inode = file->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	struct super_block *sb = inode->i_sb;
 	ext4_lblk_t first_block, stop_block;
 	struct address_space *mapping = inode->i_mapping;
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 405565a6227..c00ea7945eb 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -167,7 +167,7 @@ static ssize_t
 ext4_file_write(struct kiocb *iocb, const struct iovec *iov,
 		unsigned long nr_segs, loff_t pos)
 {
-	struct inode *inode = iocb->ki_filp->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(iocb->ki_filp);
 	ssize_t ret;
 
 	/*
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 387c47c6cda..8106dca9545 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1298,7 +1298,7 @@ int ext4_read_inline_dir(struct file *filp,
 	int i, stored;
 	struct ext4_dir_entry_2 *de;
 	struct super_block *sb;
-	struct inode *inode = filp->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(filp);
 	int ret, inline_size = 0;
 	struct ext4_iloc iloc;
 	void *dir_buf = NULL;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index cbfe13bf5b2..521bd4ab8ab 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2959,7 +2959,7 @@ static void ext4_end_io_dio(struct kiocb *iocb, loff_t offset,
 			    ssize_t size, void *private, int ret,
 			    bool is_async)
 {
-	struct inode *inode = iocb->ki_filp->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(iocb->ki_filp);
         ext4_io_end_t *io_end = iocb->private;
 
 	/* if not async direct IO or dio with 0 bytes write, just return */
@@ -3553,7 +3553,7 @@ int ext4_can_truncate(struct inode *inode)
 
 int ext4_punch_hole(struct file *file, loff_t offset, loff_t length)
 {
-	struct inode *inode = file->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	if (!S_ISREG(inode->i_mode))
 		return -EOPNOTSUPP;
 
@@ -4926,7 +4926,7 @@ int ext4_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
 	unsigned long len;
 	int ret;
 	struct file *file = vma->vm_file;
-	struct inode *inode = file->f_path.dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	struct address_space *mapping = inode->i_mapping;
 	handle_t *handle;
 	get_block_t *get_block;
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 5747f52f7c7..c2f8e060f63 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -22,7 +22,7 @@
 
 long ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 {
-	struct inode *inode = filp->f_dentry->d_inode;
+	struct inode *inode = file_inode(filp);
 	struct super_block *sb = inode->i_sb;
 	struct ext4_inode_info *ei = EXT4_I(inode);
 	unsigned int flags;
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index d9cc5ee42f5..796f7ac0370 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -900,7 +900,7 @@ move_extent_per_page(struct file *o_filp, struct inode *donor_inode,
 		  pgoff_t orig_page_offset, int data_offset_in_page,
 		  int block_len_in_page, int uninit, int *err)
 {
-	struct inode *orig_inode = o_filp->f_dentry->d_inode;
+	struct inode *orig_inode = file_inode(o_filp);
 	struct page *pagep[2] = {NULL, NULL};
 	handle_t *handle;
 	ext4_lblk_t orig_blk_offset;
@@ -1279,8 +1279,8 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp,
 		 __u64 orig_start, __u64 donor_start, __u64 len,
 		 __u64 *moved_len)
 {
-	struct inode *orig_inode = o_filp->f_dentry->d_inode;
-	struct inode *donor_inode = d_filp->f_dentry->d_inode;
+	struct inode *orig_inode = file_inode(o_filp);
+	struct inode *donor_inode = file_inode(d_filp);
 	struct ext4_ext_path *orig_path = NULL, *holecheck_path = NULL;
 	struct ext4_extent *ext_prev, *ext_cur, *ext_dummy;
 	ext4_lblk_t block_start = orig_start;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index f9ed946a448..bb97ad6905b 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -937,7 +937,7 @@ int ext4_htree_fill_tree(struct file *dir_file, __u32 start_hash,
 
 	dxtrace(printk(KERN_DEBUG "In htree_fill_tree, start hash: %x:%x\n",
 		       start_hash, start_minor_hash));
-	dir = dir_file->f_path.dentry->d_inode;
+	dir = file_inode(dir_file);
 	if (!(ext4_test_inode_flag(dir, EXT4_INODE_INDEX))) {
 		hinfo.hash_version = EXT4_SB(dir->i_sb)->s_def_hash_version;
 		if (hinfo.hash_version <= DX_HASH_TEA)
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 3d4fb81bacd..4df78dd3f52 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -553,7 +553,7 @@ void ext4_error_file(struct file *file, const char *function,
 	va_list args;
 	struct va_format vaf;
 	struct ext4_super_block *es;
-	struct inode *inode = file->f_dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	char pathname[80], *path;
 
 	es = EXT4_SB(inode->i_sb)->s_es;