linux-kernel - Re: [patch] partitions: aix.c: off by one bug

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Message-ID: <53E12CE2.7080305@kernel.dk>
Date:	Tue, 05 Aug 2014 13:13:38 -0600
From:	Jens Axboe <axboe@...nel.dk>
To:	Dan Carpenter <dan.carpenter@...cle.com>,
	Philippe De Muyter <phdm@...qel.be>
CC:	Fabian Frederick <fabf@...net.be>, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [patch] partitions: aix.c: off by one bug

On 08/05/2014 02:09 AM, Dan Carpenter wrote:
> The lvip[] array has "state->limit" elements so the condition here
> should be >= instead of >.
> 
> Fixes: 6ceea22bbbc8 ('partitions: add aix lvm partition support files')
> Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
> 
> diff --git a/block/partitions/aix.c b/block/partitions/aix.c
> index 0a6ed54..f3ed7b2 100644
> --- a/block/partitions/aix.c
> +++ b/block/partitions/aix.c
> @@ -253,7 +253,7 @@ int aix_partition(struct parsed_partitions *state)
>  				continue;
>  			}
>  			lv_ix = be16_to_cpu(p->lv_ix) - 1;
> -			if (lv_ix > state->limit) {
> +			if (lv_ix >= state->limit) {
>  				cur_lv_ix = -1;
>  				continue;
>  			}
> 

Applied, thanks.

-- 
Jens Axboe

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