From: Axel Lin <axel.lin@gmail.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Florian Fainelli <florian@openwrt.org>,
Grant Likely <grant.likely@secretlab.ca>,
linux-kernel@vger.kernel.org
Subject: [PATCH] gpio: rdc321x: Prevent removal of modules exporting active GPIOs
Date: Sat, 01 Sep 2012 14:11:22 +0800 [thread overview]
Message-ID: <1346479882.3272.1.camel@phoenix> (raw)
This driver can be built as a module, set the missing owner field of
struct gpio_chip to prevent removal of modules exporting active GPIOs.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
drivers/gpio/gpio-rdc321x.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpio/gpio-rdc321x.c b/drivers/gpio/gpio-rdc321x.c
index e97016a..b62d443 100644
--- a/drivers/gpio/gpio-rdc321x.c
+++ b/drivers/gpio/gpio-rdc321x.c
@@ -170,6 +170,7 @@ static int __devinit rdc321x_gpio_probe(struct platform_device *pdev)
rdc321x_gpio_dev->reg2_data_base = r->start + 0x4;
rdc321x_gpio_dev->chip.label = "rdc321x-gpio";
+ rdc321x_gpio_dev->chip.owner = THIS_MODULE;
rdc321x_gpio_dev->chip.direction_input = rdc_gpio_direction_input;
rdc321x_gpio_dev->chip.direction_output = rdc_gpio_config;
rdc321x_gpio_dev->chip.get = rdc_gpio_get_value;
--
1.7.9.5
next reply other threads:[~2012-09-01 6:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-01 6:11 Axel Lin [this message]
2012-09-01 10:52 ` [PATCH] gpio: rdc321x: Prevent removal of modules exporting active GPIOs Linus Walleij
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1346479882.3272.1.camel@phoenix \
--to=axel.lin@gmail.com \
--cc=florian@openwrt.org \
--cc=grant.likely@secretlab.ca \
--cc=linus.walleij@linaro.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.