btrfs: get rid of fdentry()

3 of 4 callers actually want file_inode()...

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

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 3c1da6f98a4d25666f4a2afb6fce25bff80ac8c8..453405bbed1dc552a6e08b3fc61bd12baa298cdf 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3114,11 +3114,6 @@ static inline u32 btrfs_level_size(struct btrfs_root *root, int level)
        ((unsigned long)(btrfs_leaf_data(leaf) + \
        btrfs_item_offset_nr(leaf, slot)))
 
-static inline struct dentry *fdentry(struct file *file)
-{
-       return file->f_path.dentry;
-}
-
 static inline bool btrfs_mixed_space_info(struct btrfs_space_info *space_info)
 {
        return ((space_info->flags & BTRFS_BLOCK_GROUP_METADATA) &&

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 1a5b9462dd9ae2639513237358c2f55662bf366f..247682ee800d9cd13dea3eb28e05ec9fa1c93b85 100644 (file)
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -321,7 +321,7 @@ static int btrfs_ioctl_getversion(struct file *file, int __user *arg)
 
 static noinline int btrfs_ioctl_fitrim(struct file *file, void __user *arg)
 {
-       struct btrfs_fs_info *fs_info = btrfs_sb(fdentry(file)->d_sb);
+       struct btrfs_fs_info *fs_info = btrfs_sb(file_inode(file)->i_sb);
        struct btrfs_device *device;
        struct request_queue *q;
        struct fstrim_range range;
@@ -2098,7 +2098,7 @@ static noinline int btrfs_ioctl_ino_lookup(struct file *file,
 static noinline int btrfs_ioctl_snap_destroy(struct file *file,
                                             void __user *arg)
 {
-       struct dentry *parent = fdentry(file);
+       struct dentry *parent = file->f_path.dentry;
        struct dentry *dentry;
        struct inode *dir = parent->d_inode;
        struct inode *inode;
@@ -3105,7 +3105,7 @@ out:
 static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
                                       u64 off, u64 olen, u64 destoff)
 {
-       struct inode *inode = fdentry(file)->d_inode;
+       struct inode *inode = file_inode(file);
        struct btrfs_root *root = BTRFS_I(inode)->root;
        struct fd src_file;
        struct inode *src;
@@ -4303,7 +4303,7 @@ static long btrfs_ioctl_quota_rescan_status(struct file *file, void __user *arg)
 
 static long btrfs_ioctl_quota_rescan_wait(struct file *file, void __user *arg)
 {
-       struct btrfs_root *root = BTRFS_I(fdentry(file)->d_inode)->root;
+       struct btrfs_root *root = BTRFS_I(file_inode(file))->root;
 
        if (!capable(CAP_SYS_ADMIN))
                return -EPERM;