[0/2] powerpc/powernv/vas: Adjustments for two function implementations

Julia Lawall julia.lawall at inria.fr
Tue Apr 16 22:56:50 AEST 2024



On Tue, 16 Apr 2024, Christophe Leroy wrote:

>
>
> Le 16/04/2024 à 14:14, Markus Elfring a écrit :
> >> This is explicit in Kernel documentation:
> >>
> >> /**
> >>    * kfree - free previously allocated memory
> >>    * @object: pointer returned by kmalloc() or kmem_cache_alloc()
> >>    *
> >>    * If @object is NULL, no operation is performed.
> >>    */
> >>
> >> That's exactly the same behaviour as free() in libc.
> >>
> >> So Coccinelle should be fixed if it reports an error for that.
> >
> > Redundant function calls can occasionally be avoided accordingly,
> > can't they?
>
> Sure they can, but is that worth it here ?

Coccinelle does what the developer of the semantic patch tells it to do.
It doesn't spontaneously report errors for anything.

julia


More information about the Linuxppc-dev mailing list