linux-kernel - Re: [PATCH 1/2] MIPS: FW: Fix parsing u-boot environment

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Message-ID: <545CBE5E.3050906@cogentembedded.com>
Date:	Fri, 07 Nov 2014 15:43:10 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Alban Bedel <albeu@...e.fr>, linux-kernel@...r.kernel.org
CC:	linux-mips@...ux-mips.org, Ralf Baechle <ralf@...ux-mips.org>
Subject: Re: [PATCH 1/2] MIPS: FW: Fix parsing u-boot environment

Hello.

On 11/7/2014 2:23 PM, Alban Bedel wrote:

> When reading u-boot's key=value pairs it should skip the '=' and not
> use the next argument.

> Signed-off-by: Alban Bedel <albeu@...e.fr>
> ---
>   arch/mips/fw/lib/cmdline.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)

> diff --git a/arch/mips/fw/lib/cmdline.c b/arch/mips/fw/lib/cmdline.c
> index ffd0345..cc5d168 100644
> --- a/arch/mips/fw/lib/cmdline.c
> +++ b/arch/mips/fw/lib/cmdline.c
> @@ -68,7 +68,7 @@ char *fw_getenv(char *envname)
>   					result = fw_envp(index + 1);
>   					break;
>   				} else if (fw_envp(index)[i] == '=') {
> -					result = (fw_envp(index + 1) + i);
> +					result = (fw_envp(index) + i + 1);

    Perhaps it's time to drop the useless outer parens?

WBR, Sergei

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