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 PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 16 Dec 2020 11:37:02 +0100 From: Bartosz Golaszewski <bgolaszewski@...libre.com> To: Nicolas Saenz Julienne <nsaenzjulienne@...e.de> Cc: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>, LKML <linux-kernel@...r.kernel.org>, Florian Fainelli <f.fainelli@...il.com>, Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>, bcm-kernel-feedback-list@...adcom.com, linux-pwm@...r.kernel.org, arm-soc <linux-arm-kernel@...ts.infradead.org>, linux-devicetree <devicetree@...r.kernel.org>, wahrenst@....net, Linux Input <linux-input@...r.kernel.org>, Dmitry Torokhov <dmitry.torokhov@...il.com>, Greg KH <gregkh@...uxfoundation.org>, devel@...verdev.osuosl.org, Philipp Zabel <p.zabel@...gutronix.de>, linux-gpio <linux-gpio@...r.kernel.org>, Linus Walleij <linus.walleij@...aro.org>, linux-clk <linux-clk@...r.kernel.org>, Stephen Boyd <sboyd@...nel.org>, linux-rpi-kernel@...ts.infradead.org, Andy Shevchenko <andy.shevchenko@...il.com> Subject: Re: [PATCH v6 01/11] firmware: raspberrypi: Keep count of all consumers On Fri, Dec 11, 2020 at 5:48 PM Nicolas Saenz Julienne <nsaenzjulienne@...e.de> wrote: > > When unbinding the firmware device we need to make sure it has no > consumers left. Otherwise we'd leave them with a firmware handle > pointing at freed memory. > > Keep a reference count of all consumers and introduce rpi_firmware_put() > which will permit automatically decrease the reference count upon > unbinding consumer drivers. > > Suggested-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de> > Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de> > Reviewed-by: Florian Fainelli <f.fainelli@...il.com> > > --- Reviewed-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
Powered by blists - more mailing lists