From patchwork Mon Jul 23 09:13:13 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [08/25] gpio/mpc8xxx: add a const qualifier Date: Sun, 22 Jul 2012 23:13:13 -0000 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= X-Patchwork-Id: 172615 Message-Id: <1343034810-3386-9-git-send-email-u.kleine-koenig@pengutronix.de> To: Grant Likely , Arnd Bergmann , Rob Herring , Linus Walleij Cc: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de This prepares *of_device_id.data becoming const. Without this change the following warning would occur: drivers/gpio/gpio-mpc8xxx.c: In function 'mpc8xxx_add_controller': drivers/gpio/gpio-mpc8xxx.c:360:30: warning: assignment discards 'const' qualifier from pointer target type [enabled by default] Signed-off-by: Uwe Kleine-König Acked-by: Linus Walleij --- drivers/gpio/gpio-mpc8xxx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c index 5a1817e..9ae29cc 100644 --- a/drivers/gpio/gpio-mpc8xxx.c +++ b/drivers/gpio/gpio-mpc8xxx.c @@ -38,7 +38,7 @@ struct mpc8xxx_gpio_chip { */ u32 data; struct irq_domain *irq; - void *of_dev_id_data; + const void *of_dev_id_data; }; static inline u32 mpc8xxx_gpio2mask(unsigned int gpio)