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

From: Joe Perches
Date: Mon Sep 28 2020 - 12:06:42 EST


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);