linux-kernel - Re: [PATCH 1/2] of/resolver: Simplify to be32_add

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <59E143CB.1010802@gmail.com>
Date:   Fri, 13 Oct 2017 15:52:59 -0700
From:   Frank Rowand <frowand.list@...il.com>
To:     Stephen Boyd <stephen.boyd@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 1/2] of/resolver: Simplify to be32_add_cpu()

On 10/13/17 00:35, Stephen Boyd wrote:
> This is the same as be32_add_cpu(), so simplify the code and
> remove the now unused local variable.
> 
> Signed-off-by: Stephen Boyd <stephen.boyd@...aro.org>
> ---
>  drivers/of/resolver.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c
> index 99309cb7d372..2d58253bf2f7 100644
> --- a/drivers/of/resolver.c
> +++ b/drivers/of/resolver.c
> @@ -165,7 +165,6 @@ static int adjust_local_phandle_references(struct device_node *local_fixups,
>  	struct property *prop_fix, *prop;
>  	int err, i, count;
>  	unsigned int off;
> -	phandle phandle;
>  
>  	if (!local_fixups)
>  		return 0;
> @@ -195,9 +194,7 @@ static int adjust_local_phandle_references(struct device_node *local_fixups,
>  			if ((off + 4) > prop->length)
>  				return -EINVAL;
>  
> -			phandle = be32_to_cpu(*(__be32 *)(prop->value + off));
> -			phandle += phandle_delta;
> -			*(__be32 *)(prop->value + off) = cpu_to_be32(phandle);
> +			be32_add_cpu(prop->value + off, phandle_delta);
>  		}
>  	}
>  
> 

Reviewed-by: Frank Rowand <frowand.list@...il.com>