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* [PATCH] iio: sx9310: Off by one in sx9310_read_thresh()
@ 2020-12-01  7:03 ` Dan Carpenter
  0 siblings, 0 replies; 7+ messages in thread
From: Dan Carpenter @ 2020-12-01  7:03 UTC (permalink / raw)
  To: kernel-janitors

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>
---
 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];
-- 
2.29.2

^ permalink raw reply related	[flat|nested] 7+ messages in thread

* [PATCH] iio: sx9310: Off by one in sx9310_read_thresh()
@ 2020-12-01  7:03 ` Dan Carpenter
  0 siblings, 0 replies; 7+ messages in thread
From: Dan Carpenter @ 2020-12-01  7:03 UTC (permalink / raw)
  To: Jonathan Cameron, Stephen Boyd
  Cc: Lars-Peter Clausen, Peter Meerwald-Stadler, Daniel Campello,
	Andy Shevchenko, Douglas Anderson, linux-iio, kernel-janitors

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>
---
 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];
-- 
2.29.2


^ permalink raw reply related	[flat|nested] 7+ messages in thread

* Re: [PATCH] iio: sx9310: Off by one in sx9310_read_thresh()
  2020-12-01  7:03 ` Dan Carpenter
@ 2020-12-01 15:43   ` Doug Anderson
  -1 siblings, 0 replies; 7+ messages in thread
From: Doug Anderson @ 2020-12-01 15:43 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Jonathan Cameron, Stephen Boyd, Lars-Peter Clausen,
	Peter Meerwald-Stadler, Daniel Campello, Andy Shevchenko,
	linux-iio, kernel-janitors

Hi,

On Mon, Nov 30, 2020 at 11:03 PM 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>
> ---
>  drivers/iio/proximity/sx9310.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Douglas Anderson <dianders@chromium.org>

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH] iio: sx9310: Off by one in sx9310_read_thresh()
@ 2020-12-01 15:43   ` Doug Anderson
  0 siblings, 0 replies; 7+ messages in thread
From: Doug Anderson @ 2020-12-01 15:43 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Jonathan Cameron, Stephen Boyd, Lars-Peter Clausen,
	Peter Meerwald-Stadler, Daniel Campello, Andy Shevchenko,
	linux-iio, kernel-janitors

Hi,

On Mon, Nov 30, 2020 at 11:03 PM 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>
> ---
>  drivers/iio/proximity/sx9310.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Douglas Anderson <dianders@chromium.org>

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH] iio: sx9310: Off by one in sx9310_read_thresh()
  2020-12-01  7:03 ` Dan Carpenter
@ 2020-12-02 19:32   ` Stephen Boyd
  -1 siblings, 0 replies; 7+ messages in thread
From: Stephen Boyd @ 2020-12-02 19:32 UTC (permalink / raw)
  To: Dan Carpenter, Jonathan Cameron
  Cc: Lars-Peter Clausen, Peter Meerwald-Stadler, Daniel Campello,
	Andy Shevchenko, Douglas Anderson, linux-iio, kernel-janitors

Quoting Dan Carpenter (2020-11-30 23:03:28)
> 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>
> ---

Thanks!

Reviewed-by: Stephen Boyd <swboyd@chromium.org>

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH] iio: sx9310: Off by one in sx9310_read_thresh()
@ 2020-12-02 19:32   ` Stephen Boyd
  0 siblings, 0 replies; 7+ messages in thread
From: Stephen Boyd @ 2020-12-02 19:32 UTC (permalink / raw)
  To: Dan Carpenter, Jonathan Cameron
  Cc: Lars-Peter Clausen, Peter Meerwald-Stadler, Daniel Campello,
	Andy Shevchenko, Douglas Anderson, linux-iio, kernel-janitors

Quoting Dan Carpenter (2020-11-30 23:03:28)
> 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>
> ---

Thanks!

Reviewed-by: Stephen Boyd <swboyd@chromium.org>

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH] iio: sx9310: Off by one in sx9310_read_thresh()
  2020-12-01  7:03 ` Dan Carpenter
                   ` (2 preceding siblings ...)
  (?)
@ 2020-12-13 13:23 ` Jonathan Cameron
  -1 siblings, 0 replies; 7+ messages in thread
From: Jonathan Cameron @ 2020-12-13 13:23 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Stephen Boyd, Lars-Peter Clausen, Peter Meerwald-Stadler,
	Daniel Campello, Andy Shevchenko, Douglas Anderson, linux-iio,
	kernel-janitors

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];

^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2020-12-13 13:23 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-12-01  7:03 [PATCH] iio: sx9310: Off by one in sx9310_read_thresh() Dan Carpenter
2020-12-01  7:03 ` Dan Carpenter
2020-12-01 15:43 ` Doug Anderson
2020-12-01 15:43   ` Doug Anderson
2020-12-02 19:32 ` Stephen Boyd
2020-12-02 19:32   ` Stephen Boyd
2020-12-13 13:23 ` Jonathan Cameron

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