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Groups > linux.kernel > #1716766 > unrolled thread

[PATCH] mfd: da9052: constify spi_device_id

Started byArvind Yadav <arvind.yadav.cs@gmail.com>
First post2017-08-21 20:00 +0200
Last post2017-08-22 09:50 +0200
Articles 2 — 2 participants

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  [PATCH] mfd: da9052: constify spi_device_id Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-08-21 20:00 +0200
    Re: [PATCH] mfd: da9052: constify spi_device_id Lee Jones <lee.jones@linaro.org> - 2017-08-22 09:50 +0200

#1716766 — [PATCH] mfd: da9052: constify spi_device_id

FromArvind Yadav <arvind.yadav.cs@gmail.com>
Date2017-08-21 20:00 +0200
Subject[PATCH] mfd: da9052: constify spi_device_id
Message-ID<ugZ9w-7pX-39@gated-at.bofh.it>
spi_device_id are not supposed to change at runtime. All functions
working with spi_device_id provided by <linux/i2c.h> work with
const spi_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
 drivers/mfd/da9052-spi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/da9052-spi.c b/drivers/mfd/da9052-spi.c
index b9ea1b2..abfb118 100644
--- a/drivers/mfd/da9052-spi.c
+++ b/drivers/mfd/da9052-spi.c
@@ -67,7 +67,7 @@ static int da9052_spi_remove(struct spi_device *spi)
 	return 0;
 }
 
-static struct spi_device_id da9052_spi_id[] = {
+static const struct spi_device_id da9052_spi_id[] = {
 	{"da9052", DA9052},
 	{"da9053-aa", DA9053_AA},
 	{"da9053-ba", DA9053_BA},
-- 
2.7.4

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#1717104

FromLee Jones <lee.jones@linaro.org>
Date2017-08-22 09:50 +0200
Message-ID<uhc6K-7GF-9@gated-at.bofh.it>
In reply to#1716766
On Mon, 21 Aug 2017, Arvind Yadav wrote:

> spi_device_id are not supposed to change at runtime. All functions
> working with spi_device_id provided by <linux/i2c.h> work with
> const spi_device_id. So mark the non-const structs as const.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
> ---
>  drivers/mfd/da9052-spi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied, thanks.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog

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