diff mbox series

pinctrl: armada-37xx: remove unused variable

Message ID 20171102142932.774199-1-arnd@arndb.de
State Accepted
Commit b53b8300bf8ef8acfb604e07d818ead723be6ea3
Headers show
Series pinctrl: armada-37xx: remove unused variable | expand

Commit Message

Arnd Bergmann Nov. 2, 2017, 2:29 p.m. UTC
A cleanup left behind a temporary variable that is now unused:

drivers/pinctrl/mvebu/pinctrl-armada-37xx.c: In function 'armada_37xx_irq_startup':
drivers/pinctrl/mvebu/pinctrl-armada-37xx.c:693:20: error: unused variable 'chip' [-Werror=unused-variable]

This removes the declarations as well.

Fixes: 3ee9e605caea ("pinctrl: armada-37xx: Stop using struct gpio_chip.irq_base")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

---
 drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 2 --
 1 file changed, 2 deletions(-)

-- 
2.9.0

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Comments

Arnd Bergmann Nov. 3, 2017, 9:11 a.m. UTC | #1
On Fri, Nov 3, 2017 at 8:46 AM, Linus Walleij <linus.walleij@linaro.org> wrote:
> On Thu, Nov 2, 2017 at 3:29 PM, Arnd Bergmann <arnd@arndb.de> wrote:

>

>> A cleanup left behind a temporary variable that is now unused:

>>

>> drivers/pinctrl/mvebu/pinctrl-armada-37xx.c: In function 'armada_37xx_irq_startup':

>> drivers/pinctrl/mvebu/pinctrl-armada-37xx.c:693:20: error: unused variable 'chip' [-Werror=unused-variable]

>>

>> This removes the declarations as well.

>>

>> Fixes: 3ee9e605caea ("pinctrl: armada-37xx: Stop using struct gpio_chip.irq_base")

>> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

>

> It is used on the head of development, so it's fixed in -next.

>

> Is it such a big issue for v4.14 that you think I should send it

> to Torvalds as a fix at this point or can I just leave it?


I'm confused. The build warning showed up in linux-next yesterday after
3ee9e605caea got merged, which removes the user of that variable.
In v4.14 it is still used.

         Arnd
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Linus Walleij Nov. 3, 2017, 10:21 p.m. UTC | #2
On Fri, Nov 3, 2017 at 10:11 AM, Arnd Bergmann <arnd@arndb.de> wrote:
> On Fri, Nov 3, 2017 at 8:46 AM, Linus Walleij <linus.walleij@linaro.org> wrote:

>> On Thu, Nov 2, 2017 at 3:29 PM, Arnd Bergmann <arnd@arndb.de> wrote:

>>

>>> A cleanup left behind a temporary variable that is now unused:

>>>

>>> drivers/pinctrl/mvebu/pinctrl-armada-37xx.c: In function 'armada_37xx_irq_startup':

>>> drivers/pinctrl/mvebu/pinctrl-armada-37xx.c:693:20: error: unused variable 'chip' [-Werror=unused-variable]

>>>

>>> This removes the declarations as well.

>>>

>>> Fixes: 3ee9e605caea ("pinctrl: armada-37xx: Stop using struct gpio_chip.irq_base")

>>> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

>>

>> It is used on the head of development, so it's fixed in -next.

>>

>> Is it such a big issue for v4.14 that you think I should send it

>> to Torvalds as a fix at this point or can I just leave it?

>

> I'm confused. The build warning showed up in linux-next yesterday after

> 3ee9e605caea got merged, which removes the user of that variable.

> In v4.14 it is still used.


I just confused myself by trying to apply it to the pin control
tree while the refactorings were in the GPIO tree.

Applied it to the right tree now, thanks!

Linus Walleij
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diff mbox series

Patch

diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
index 68a4af12fb0a..2149f8d955cf 100644
--- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
@@ -690,8 +690,6 @@  static void armada_37xx_irq_handler(struct irq_desc *desc)
 
 static unsigned int armada_37xx_irq_startup(struct irq_data *d)
 {
-	struct gpio_chip *chip = irq_data_get_irq_chip_data(d);
-
 	/*
 	 * The mask field is a "precomputed bitmask for accessing the
 	 * chip registers" which was introduced for the generic