linux-kernel - Re: [PATCH] mailbox: tegra-hsp: use devm_kstrdup

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Wed, 14 Nov 2018 09:27:17 +0100
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Jassi Brar <jassisinghbrar@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-tegra@...r.kernel.org
Subject: Re: [PATCH] mailbox: tegra-hsp: use devm_kstrdup_const()

wt., 13 lis 2018 o 22:11 Thierry Reding <thierry.reding@...il.com> napisał(a):
>
> On Thu, Nov 08, 2018 at 05:46:10PM +0100, Bartosz Golaszewski wrote:
> > Use devm_kstrdup_const() in the tegra-hsp driver. This mostly serves as
> > an example of how to use this new routine to shrink driver code.
> >
> > Also use devm_kzalloc() instead of regular kzalloc() to shrink the
> > driver even more.
> >
> > Doorbell objects are only removed in the driver's remove callback so
> > it's safe to convert all memory allocations to devres.
> >
> > Signed-off-by: Bartosz Golaszewski <brgl@...ev.pl>
> > ---
> >  drivers/mailbox/tegra-hsp.c | 41 ++++++++-----------------------------
> >  1 file changed, 9 insertions(+), 32 deletions(-)
>
> This looks really nice. I'm currently working on a series of patches to
> add shared mailboxes to the HSP driver. Part of that series adds struct
> device *dev to struct tegra_hsp, which in turn would simplify this
> patch a little.
>
> Looking at some of the changes here it also seems like they would
> conflict with my patches in some places. Would you mind if I pick this
> patch up into my series and resolve the conflicts there?
>

Not at all, please do. I just want to add at least one example user of
the routine (devm_kstrdup_const) I introduced in the last merge
window.

Best regards,
Bartosz Golaszewski