udf: Convert udf_unlink() to new directory iteration code

Convert udf_unlink() to new directory iteration code.

Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2022-10-05 19:36:49 +02:00
parent d11ffa8d3e
commit 6ec01a8020

View File

@ -933,24 +933,17 @@ out:
static int udf_unlink(struct inode *dir, struct dentry *dentry)
{
int retval;
int ret;
struct inode *inode = d_inode(dentry);
struct udf_fileident_bh fibh;
struct fileIdentDesc *fi;
struct fileIdentDesc cfi;
struct udf_fileident_iter iter;
struct kernel_lb_addr tloc;
retval = -ENOENT;
fi = udf_find_entry(dir, &dentry->d_name, &fibh, &cfi);
if (IS_ERR_OR_NULL(fi)) {
if (fi)
retval = PTR_ERR(fi);
ret = udf_fiiter_find_entry(dir, &dentry->d_name, &iter);
if (ret)
goto out;
}
retval = -EIO;
tloc = lelb_to_cpu(cfi.icb.extLocation);
ret = -EFSCORRUPTED;
tloc = lelb_to_cpu(iter.fi.icb.extLocation);
if (udf_get_lb_pblock(dir->i_sb, &tloc, 0) != inode->i_ino)
goto end_unlink;
@ -959,22 +952,16 @@ static int udf_unlink(struct inode *dir, struct dentry *dentry)
inode->i_ino, inode->i_nlink);
set_nlink(inode, 1);
}
retval = udf_delete_entry(dir, fi, &fibh, &cfi);
if (retval)
goto end_unlink;
udf_fiiter_delete_entry(&iter);
dir->i_ctime = dir->i_mtime = current_time(dir);
mark_inode_dirty(dir);
inode_dec_link_count(inode);
inode->i_ctime = dir->i_ctime;
retval = 0;
ret = 0;
end_unlink:
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
udf_fiiter_release(&iter);
out:
return retval;
return ret;
}
static int udf_symlink(struct user_namespace *mnt_userns, struct inode *dir,