Re: [PATCH v3 12/16] treewide: Use array_size() for kmalloc()-family

From: SF Markus Elfring
Date: Sun Jul 01 2018 - 05:23:26 EST

>> * The repetition of such a constraint in subsequent SmPL rules could be avoided
>> if inheritance will be used for this metavariable.
> This is quite incorrect.

I suggest to consider additional software design options.

> Inheritance is only possible when a match of the previous rule has succeeded.

I agree with this information.

> If a rule never applies in a given file, the rules that inherit from it
> won't apply either.

I would like to point the possibility out to specify a source code search
which will find interesting function calls at least by an inital SmPL rule.

> Furthermore, what is inherited is the value, not the constraint.

This technical detail can be fine.

> If the original binding of alloc only ever matches kmalloc,
> then the inherited references will only match kmalloc too.

Can the desired search pattern be extended in significant ways?