linux-kernel - Re: [PATCH v9 1/8] lib/cmdline.c: remove quotes symmetrically

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Message-ID: <20171215215121.0560e669@kitsune.suse.cz>
Date:   Fri, 15 Dec 2017 21:51:21 +0100
From:   Michal Suchánek <msuchanek@...e.de>
To:     Hari Bathini <hbathini@...ux.vnet.ibm.com>
Cc:     linuxppc-dev <linuxppc-dev@...abs.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        lkml <linux-kernel@...r.kernel.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Ankit Kumar <ankit@...ux.vnet.ibm.com>,
        Mahesh J Salgaonkar <mahesh@...ux.vnet.ibm.com>
Subject: Re: [PATCH v9 1/8] lib/cmdline.c: remove quotes symmetrically

On Wed, 15 Nov 2017 20:46:56 +0530
Hari Bathini <hbathini@...ux.vnet.ibm.com> wrote:

> From: Michal Suchanek <msuchanek@...e.de>
> 
> Remove quotes from argument value only if there is qoute on both
> sides.
> 
> Signed-off-by: Michal Suchanek <msuchanek@...e.de>
> ---
>  lib/cmdline.c |   10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/lib/cmdline.c b/lib/cmdline.c
> index 171c19b..6d398a8 100644
> --- a/lib/cmdline.c
> +++ b/lib/cmdline.c
> @@ -227,14 +227,12 @@ char *next_arg(char *args, char **param, char
> **val) *val = args + equals + 1;
>  
>  		/* Don't include quotes in value. */
> -		if (**val == '"') {
> -			(*val)++;
> -			if (args[i-1] == '"')
> -				args[i-1] = '\0';
> +		if ((args[i-1] == '"') && ((quoted) || (**val ==
> '"'))) {
> +			args[i-1] = '\0';
> +			if (!quoted)
> +				(*val)++;
>  		}
>  	}
> -	if (quoted && args[i-1] == '"')
> -		args[i-1] = '\0';
>  
>  	if (args[i]) {
>  		args[i] = '\0';
> 

This was only useful as separate patch with the incremental fadump
update. Since the fadump update is squashed in this refresh series this
can be squashed with the following lib/cmdline patch as well.

Thanks

Michal