Re: Fix for duplicate /proc entries

Dave Jones
2002-02-07T21:45:47Z

On Thu, 7 Feb 2002, Brent Cook wrote:

> I had problems with loading kernel modules more in mind with this patch.
> Try loading a kernel module that creates a /proc entry and then loading it
> again with a different name. If the original module that created the /proc
> entry is then unloaded, any further attempts to read the remaining proc
> entry leads to a NULL pointer being handed back to the reading process.

"Doctor it hurts when I do this"

> It seems that this return value is handled differently (if at all ;)
> throughout the kernel, so I don't know what effects having another error
> condition might have on other code, such as acpi.

If the other code is doing something dumb, don't be afraid to break it.

--
| Dave Jones. http://www.codemonkey.org.uk
| SuSE Labs