Bug#295146: kernel: can delete root directories
Al Viro <email@example.com> writes:
> On Mon, Feb 14, 2005 at 07:15:37AM +0100, Goswin von Brederlow wrote:
>> > a) do you actually have something mounted on that directory at the time?
>> > b) strace of rmdir, please
>> c) rights to delete are governed by the directory the thing to delete
>> is in and not by the thing itself. The rights of '1' are irelevant if
>> it is empty.
> Incorrect. If foo/bar is a mountpoint and whatever is mounted on it happens
> to be empty, rmdir("foo/bar") still should fail, no matter what you can do
> to foo.
That is true.