[U-Boot] [PATCH] stm32: Correct positioning of declaration

[Vikas MANOCHA]

Thanks Simon,

> -----Original Message-----
> From: Simon Glass [mailto:sjg at google.com] On Behalf Of Simon Glass
> Sent: Saturday, July 01, 2017 10:06 AM
> To: U-Boot Mailing List <u-boot at lists.denx.de>
> Cc: Simon Glass <sjg at chromium.org>; Albert Aribaud <albert.u.boot at aribaud.net>; Toshifumi NISHINAGA
> <tnishinaga.dev at gmail.com>; Vikas MANOCHA <vikas.manocha at st.com>
> Subject: [PATCH] stm32: Correct positioning of declaration
> 
> The current code gives a warning:
> 
> arch/arm/mach-stm32/stm32f7/soc.c: In function 'arch_cpu_init':
> arch/arm/mach-stm32/stm32f7/soc.c:38:2: error: 'for' loop initial
>     declarations are only allowed in C99 or C11 mode
>   for (int i = 0; i < ARRAY_SIZE(stm32_region_config); i++)
>   ^
> arch/arm/mach-stm32/stm32f7/soc.c:38:2: note: use option -std=c99,
>     -std=gnu99, -std=c11 or -std=gnu11 to compile your code
> 
> Fix it by moving the declaration to the top of the function.

Reviewed-by : Vikas MANOCHA <vikas.manocha at st.com>

Cheers,
Vikas

> 
> Signed-off-by: Simon Glass <sjg at chromium.org> Series-cc trini
> ---
> 
>  arch/arm/mach-stm32/stm32f7/soc.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-stm32/stm32f7/soc.c b/arch/arm/mach-stm32/stm32f7/soc.c
> index 74a9350a31..a960cc1cbf 100644
> --- a/arch/arm/mach-stm32/stm32f7/soc.c
> +++ b/arch/arm/mach-stm32/stm32f7/soc.c
> @@ -17,6 +17,8 @@ u32 get_cpu_rev(void)
> 
>  int arch_cpu_init(void)
>  {
> +	int i;
> +
>  	struct mpu_region_config stm32_region_config[] = {
>  		{ 0x00000000, REGION_0, XN_DIS, PRIV_RW_USR_RW,
>  		O_I_WB_RD_WR_ALLOC, REGION_4GB },
> @@ -35,7 +37,7 @@ int arch_cpu_init(void)
>  	};
> 
>  	disable_mpu();
> -	for (int i = 0; i < ARRAY_SIZE(stm32_region_config); i++)
> +	for (i = 0; i < ARRAY_SIZE(stm32_region_config); i++)
>  		mpu_config(&stm32_region_config[i]);
>  	enable_mpu();
> 
> --
> 2.13.2.725.g09c95d1e9-goog