RE: [PATCH] Fix possible null ptr dereference

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> In general, the internal ACPICA functions do not perform nearly as much parameter validation as the external functions. The Host OS should not be calling any of the ACPICA internal functions for this and a few other good reasons -- such as the fact that internal functions can disappear, be renamed, or have the parameters changed without warning at any time.
> 
> It would probably be a good idea to audit Linux for the use of internal ACPICA functions and fix these bugs.

I think the way to do this is to clean up the headers
so that code outside of ACPICA doesn't even see
the declarations of the internal ACPICA functions.

Right now everything includes everything, so the headers can't help us.

-Len
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