Re: [PATCH v2 1/9] lib: string_helpers: provide kfree_strarray()

From: Andy Shevchenko
Date: Mon Sep 28 2020 - 12:26:05 EST


On Mon, Sep 28, 2020 at 09:06:34AM -0700, Joe Perches wrote:
> On Mon, 2020-09-28 at 18:02 +0200, Bartosz Golaszewski wrote:
> > On Mon, Sep 28, 2020 at 5:59 PM Joe Perches <joe@xxxxxxxxxxx> wrote:
> > > On Mon, 2020-09-28 at 12:41 +0200, Bartosz Golaszewski wrote:
> > > > From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
> > > >
> > > > There's a common pattern of dynamically allocating an array of char
> > > > pointers and then also dynamically allocating each string in this
> > > > array. Provide a helper for freeing such a string array with one call.
> > >
> > > Isn't this also common for things like ring buffers?
> > > Why limit this to char *[]?
> > >
> >
> > I don't want to add APIs nobody is using. What do you suggest?
>
> Change the argument to void** and call it
>
> void kfree_array(void **array, int count);

Bart, if you go for this, I'm fine. You may keep my tag.

--
With Best Regards,
Andy Shevchenko