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autofs_dir_rmdir(): check ino->count for deciding whether it's empty...

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2019-09-17 23:28:08 -04:00
parent 41ca19740a
commit c3aed16680
1 changed files with 3 additions and 4 deletions
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7
fs/autofs/root.c
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@ -691,11 +691,10 @@ static int autofs_dir_rmdir(struct inode *dir, struct dentry *dentry)
if (sbi->flags & AUTOFS_SBI_CATATONIC)
return -EACCES;
spin_lock(&sbi->lookup_lock);
if (!simple_empty(dentry)) {
spin_unlock(&sbi->lookup_lock);
if (atomic_read(&ino->count) != 1)
return -ENOTEMPTY;
}
spin_lock(&sbi->lookup_lock);
__autofs_add_expiring(dentry);
d_drop(dentry);
spin_unlock(&sbi->lookup_lock);