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Commit f6337d84 authored by Richard Weinberger's avatar Richard Weinberger
Browse files

ubifs: Export ubifs_check_dir_empty() 



fscrypto will need this function too. Also get struct ubifs_info
from the provided inode. Not all callers will have a reference to
struct ubifs_info.

Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent d40a7962

fs/ubifs/dir.c

+4 −4
Original line number Diff line number Diff line
@@ -712,15 +712,15 @@ static int ubifs_unlink(struct inode *dir, struct dentry *dentry) 


/**

 * check_dir_empty - check if a directory is empty or not.

 * @c: UBIFS file-system description object

 * @dir: VFS inode object of the directory to check

 *

 * This function checks if directory @dir is empty. Returns zero if the

 * directory is empty, %-ENOTEMPTY if it is not, and other negative error codes

 * in case of of errors.

 */

static int check_dir_empty(struct ubifs_info *c, struct inode *dir)

int ubifs_check_dir_empty(struct inode *dir)

{

	struct ubifs_info *c = dir->i_sb->s_fs_info;

	struct qstr nm = { .name = NULL };

	struct ubifs_dent_node *dent;

	union ubifs_key key;
@@ -758,7 +758,7 @@ static int ubifs_rmdir(struct inode *dir, struct dentry *dentry) 
		inode->i_ino, dir->i_ino);

	ubifs_assert(inode_is_locked(dir));

	ubifs_assert(inode_is_locked(inode));

	err = check_dir_empty(c, d_inode(dentry));

	err = ubifs_check_dir_empty(d_inode(dentry));

	if (err)

		return err;
@@ -1108,7 +1108,7 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry, 
		ubifs_assert(inode_is_locked(new_inode));



	if (unlink && is_dir) {

		err = check_dir_empty(c, new_inode);

		err = ubifs_check_dir_empty(new_inode);

		if (err)

			return err;

	}

fs/ubifs/ubifs.h

+1 −0
Original line number Diff line number Diff line
@@ -1728,6 +1728,7 @@ struct inode *ubifs_new_inode(struct ubifs_info *c, const struct inode *dir, 
			      umode_t mode);

int ubifs_getattr(struct vfsmount *mnt, struct dentry *dentry,

		  struct kstat *stat);

int ubifs_check_dir_empty(struct inode *dir);



/* xattr.c */

extern const struct xattr_handler *ubifs_xattr_handlers[];