btrfs: pass btrfs_inode to __unlink_start_trans

The function is for internal interfaces so we should use the
btrfs_inode.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 76e2bea..ffb4256 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4415,9 +4415,9 @@ int btrfs_unlink_inode(struct btrfs_trans_handle *trans,
  * plenty of slack room in the global reserve to migrate, otherwise we cannot
  * allow the unlink to occur.
  */
-static struct btrfs_trans_handle *__unlink_start_trans(struct inode *dir)
+static struct btrfs_trans_handle *__unlink_start_trans(struct btrfs_inode *dir)
 {
-       struct btrfs_root *root = BTRFS_I(dir)->root;
+       struct btrfs_root *root = dir->root;
 
        /*
         * 1 for the possible orphan item
@@ -4443,7 +4443,7 @@ static int btrfs_unlink(struct inode *dir, struct dentry *dentry)
 
        /* This needs to handle no-key deletions later on */
 
-       trans = __unlink_start_trans(dir);
+       trans = __unlink_start_trans(BTRFS_I(dir));
        if (IS_ERR(trans)) {
                ret = PTR_ERR(trans);
                goto fscrypt_free;
@@ -4857,7 +4857,7 @@ static int btrfs_rmdir(struct inode *dir, struct dentry *dentry)
 
        /* This needs to handle no-key deletions later on */
 
-       trans = __unlink_start_trans(dir);
+       trans = __unlink_start_trans(BTRFS_I(dir));
        if (IS_ERR(trans)) {
                err = PTR_ERR(trans);
                goto out_notrans;