From: Jonathan Cameron <jic23@kernel.org>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Stephen Boyd <swboyd@chromium.org>,
Lars-Peter Clausen <lars@metafoo.de>,
Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
Daniel Campello <campello@chromium.org>,
Andy Shevchenko <andy.shevchenko@gmail.com>,
Douglas Anderson <dianders@chromium.org>,
linux-iio@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] iio: sx9310: Off by one in sx9310_read_thresh()
Date: Sun, 13 Dec 2020 13:23:03 +0000 [thread overview]
Message-ID: <20201213132303.4b362987@archlinux> (raw)
In-Reply-To: <X8XqwK0z//8sSWJR@mwanda>
On Tue, 1 Dec 2020 10:03:28 +0300
Dan Carpenter <dan.carpenter@oracle.com> wrote:
> This > should be >= to prevent reading one element beyond the end of
> the sx9310_pthresh_codes[] array.
>
> Fixes: ad2b473e2ba3 ("iio: sx9310: Support setting proximity thresholds")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Applied to the fixes-togreg branch of iio.git which won't go anywhere now
until after rc1 (and is based on the stuff queued up for the merge window)
thanks,
Jonathan
> ---
> drivers/iio/proximity/sx9310.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iio/proximity/sx9310.c b/drivers/iio/proximity/sx9310.c
> index a2f820997afc..62eacb22e9bc 100644
> --- a/drivers/iio/proximity/sx9310.c
> +++ b/drivers/iio/proximity/sx9310.c
> @@ -601,7 +601,7 @@ static int sx9310_read_thresh(struct sx9310_data *data,
> return ret;
>
> regval = FIELD_GET(SX9310_REG_PROX_CTRL8_9_PTHRESH_MASK, regval);
> - if (regval > ARRAY_SIZE(sx9310_pthresh_codes))
> + if (regval >= ARRAY_SIZE(sx9310_pthresh_codes))
> return -EINVAL;
>
> *val = sx9310_pthresh_codes[regval];
prev parent reply other threads:[~2020-12-13 13:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-01 7:03 [PATCH] iio: sx9310: Off by one in sx9310_read_thresh() Dan Carpenter
2020-12-01 15:43 ` Doug Anderson
2020-12-02 19:32 ` Stephen Boyd
2020-12-13 13:23 ` Jonathan Cameron [this message]
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