From: Nicolas Ferre <nicolas.ferre@atmel.com>
To: Rob Herring <robh@kernel.org>, Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org,
Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Subject: Re: [PATCH] video: fbdev: atmel: fix warning for const return value
Date: Mon, 27 Jul 2015 15:49:44 +0000 [thread overview]
Message-ID: <55B65318.6070308@atmel.com> (raw)
In-Reply-To: <1438011701-18423-1-git-send-email-robh@kernel.org>
Le 27/07/2015 17:41, Rob Herring a écrit :
> A const on a return value is meaningless and generates a warning on some
> versions of gcc:
>
> drivers/video/fbdev/atmel_lcdfb.c:1003: warning: type qualifiers ignored on function return type
>
> This was found on 0-day with avr32 builds with CONFIG_OF enabled, but
> it doesn't seem to generate warnings for other arches.
>
> Reported-by: Fengguang Wu <fengguang.wu@intel.com>
> Signed-off-by: Rob Herring <robh@kernel.org>
> Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Sure:
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Thanks Rob!
> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
> ---
> drivers/video/fbdev/atmel_lcdfb.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c
> index abadc49..66f4b70 100644
> --- a/drivers/video/fbdev/atmel_lcdfb.c
> +++ b/drivers/video/fbdev/atmel_lcdfb.c
> @@ -999,7 +999,7 @@ static const char *atmel_lcdfb_wiring_modes[] = {
> [ATMEL_LCDC_WIRING_RGB] = "RGB",
> };
>
> -const int atmel_lcdfb_get_of_wiring_modes(struct device_node *np)
> +int atmel_lcdfb_get_of_wiring_modes(struct device_node *np)
> {
> const char *mode;
> int err, i;
>
--
Nicolas Ferre
WARNING: multiple messages have this Message-ID (diff)
From: Nicolas Ferre <nicolas.ferre@atmel.com>
To: Rob Herring <robh@kernel.org>, Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: <linux-kernel@vger.kernel.org>, <linux-fbdev@vger.kernel.org>,
Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Subject: Re: [PATCH] video: fbdev: atmel: fix warning for const return value
Date: Mon, 27 Jul 2015 17:49:44 +0200 [thread overview]
Message-ID: <55B65318.6070308@atmel.com> (raw)
In-Reply-To: <1438011701-18423-1-git-send-email-robh@kernel.org>
Le 27/07/2015 17:41, Rob Herring a écrit :
> A const on a return value is meaningless and generates a warning on some
> versions of gcc:
>
> drivers/video/fbdev/atmel_lcdfb.c:1003: warning: type qualifiers ignored on function return type
>
> This was found on 0-day with avr32 builds with CONFIG_OF enabled, but
> it doesn't seem to generate warnings for other arches.
>
> Reported-by: Fengguang Wu <fengguang.wu@intel.com>
> Signed-off-by: Rob Herring <robh@kernel.org>
> Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Sure:
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Thanks Rob!
> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
> ---
> drivers/video/fbdev/atmel_lcdfb.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c
> index abadc49..66f4b70 100644
> --- a/drivers/video/fbdev/atmel_lcdfb.c
> +++ b/drivers/video/fbdev/atmel_lcdfb.c
> @@ -999,7 +999,7 @@ static const char *atmel_lcdfb_wiring_modes[] = {
> [ATMEL_LCDC_WIRING_RGB] = "RGB",
> };
>
> -const int atmel_lcdfb_get_of_wiring_modes(struct device_node *np)
> +int atmel_lcdfb_get_of_wiring_modes(struct device_node *np)
> {
> const char *mode;
> int err, i;
>
--
Nicolas Ferre
next prev parent reply other threads:[~2015-07-27 15:49 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-27 15:41 [PATCH] video: fbdev: atmel: fix warning for const return value Rob Herring
2015-07-27 15:41 ` Rob Herring
2015-07-27 15:49 ` Nicolas Ferre [this message]
2015-07-27 15:49 ` Nicolas Ferre
2015-08-07 5:22 ` Sudip Mukherjee
2015-08-07 5:34 ` Sudip Mukherjee
2015-08-20 10:51 ` Tomi Valkeinen
2015-08-20 10:51 ` Tomi Valkeinen
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