Re: [PATCH v4 05/45] drm/connector: Check drm_connector_init pointers arguments

From: Pekka Paalanen
Date: Wed Nov 29 2023 - 05:13:33 EST


On Tue, 28 Nov 2023 15:49:08 +0200
Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> wrote:

> Should we perhaps start to use the (arguably hideous)
> - void f(struct foo *bar)
> + void f(struct foo bar[static 1])
> syntax to tell the compiler we don't accept NULL pointers?
>
> Hmm. Apparently that has the same problem as using any
> other kind of array syntax in the prototype. That is,
> the compiler demands to know the definition of 'struct foo'
> even though we're passing in effectively a pointer. Sigh.


__attribute__((nonnull)) ?


Thanks,
pq

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