linux-kernel - Re: [PATCH v2 1/9] lib: string_helpers: provide kfree

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Date:   Mon, 28 Sep 2020 18:02:09 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Joe Perches <joe@...ches.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Jonathan Corbet <corbet@....net>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Kent Gibson <warthog618@...il.com>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        linux-doc <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH v2 1/9] lib: string_helpers: provide kfree_strarray()

On Mon, Sep 28, 2020 at 5:59 PM Joe Perches <joe@...ches.com> wrote:
>
> On Mon, 2020-09-28 at 12:41 +0200, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bgolaszewski@...libre.com>
> >
> > 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?

Bartosz