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* [PATCH] media: staging: starfive: camss: fix off by one in isp_enum_mbus_code()
@ 2023-11-28 14:40 Dan Carpenter
  2023-11-29  2:10 ` Changhuang Liang
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2023-11-28 14:40 UTC (permalink / raw)
  To: Jack Zhu
  Cc: Changhuang Liang, Mauro Carvalho Chehab, Greg Kroah-Hartman,
	Hans Verkuil, linux-media, linux-staging, linux-kernel,
	kernel-janitors

These > comparisons should be >=.  The formats->fmts[] array is either
a pointer to isp_formats_sink[] or isp_formats_source[] respectively.

Fixes: e57854628f58 ("media: staging: media: starfive: camss: Add ISP driver")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
 drivers/staging/media/starfive/camss/stf-isp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/media/starfive/camss/stf-isp.c b/drivers/staging/media/starfive/camss/stf-isp.c
index 893dbd8cddc8..98d61d71c31b 100644
--- a/drivers/staging/media/starfive/camss/stf-isp.c
+++ b/drivers/staging/media/starfive/camss/stf-isp.c
@@ -120,7 +120,7 @@ static int isp_enum_mbus_code(struct v4l2_subdev *sd,
 	const struct stf_isp_format_table *formats;
 
 	if (code->pad == STF_ISP_PAD_SINK) {
-		if (code->index > ARRAY_SIZE(isp_formats_sink))
+		if (code->index >= ARRAY_SIZE(isp_formats_sink))
 			return -EINVAL;
 
 		formats = &isp_dev->formats[SINK_FORMATS_INDEX];
@@ -128,7 +128,7 @@ static int isp_enum_mbus_code(struct v4l2_subdev *sd,
 	} else {
 		struct v4l2_mbus_framefmt *sink_fmt;
 
-		if (code->index > ARRAY_SIZE(isp_formats_source))
+		if (code->index >= ARRAY_SIZE(isp_formats_source))
 			return -EINVAL;
 
 		sink_fmt = v4l2_subdev_state_get_format(state,
-- 
2.42.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] media: staging: starfive: camss: fix off by one in isp_enum_mbus_code()
  2023-11-28 14:40 [PATCH] media: staging: starfive: camss: fix off by one in isp_enum_mbus_code() Dan Carpenter
@ 2023-11-29  2:10 ` Changhuang Liang
  0 siblings, 0 replies; 2+ messages in thread
From: Changhuang Liang @ 2023-11-29  2:10 UTC (permalink / raw)
  To: Dan Carpenter, Jack Zhu
  Cc: Mauro Carvalho Chehab, Greg Kroah-Hartman, Hans Verkuil,
	linux-media, linux-staging, linux-kernel, kernel-janitors



On 2023/11/28 22:40, Dan Carpenter wrote:
> These > comparisons should be >=.  The formats->fmts[] array is either
> a pointer to isp_formats_sink[] or isp_formats_source[] respectively.
> 
> Fixes: e57854628f58 ("media: staging: media: starfive: camss: Add ISP driver")
> Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>

Reviewed-by: Changhuang Liang <changhuang.liang@starfivetech.com>

> ---
>  drivers/staging/media/starfive/camss/stf-isp.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/media/starfive/camss/stf-isp.c b/drivers/staging/media/starfive/camss/stf-isp.c
> index 893dbd8cddc8..98d61d71c31b 100644
> --- a/drivers/staging/media/starfive/camss/stf-isp.c
> +++ b/drivers/staging/media/starfive/camss/stf-isp.c
> @@ -120,7 +120,7 @@ static int isp_enum_mbus_code(struct v4l2_subdev *sd,
>  	const struct stf_isp_format_table *formats;
>  
>  	if (code->pad == STF_ISP_PAD_SINK) {
> -		if (code->index > ARRAY_SIZE(isp_formats_sink))
> +		if (code->index >= ARRAY_SIZE(isp_formats_sink))
>  			return -EINVAL;
>  
>  		formats = &isp_dev->formats[SINK_FORMATS_INDEX];
> @@ -128,7 +128,7 @@ static int isp_enum_mbus_code(struct v4l2_subdev *sd,
>  	} else {
>  		struct v4l2_mbus_framefmt *sink_fmt;
>  
> -		if (code->index > ARRAY_SIZE(isp_formats_source))
> +		if (code->index >= ARRAY_SIZE(isp_formats_source))
>  			return -EINVAL;
>  
>  		sink_fmt = v4l2_subdev_state_get_format(state,

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2023-11-29  2:12 UTC | newest]

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2023-11-28 14:40 [PATCH] media: staging: starfive: camss: fix off by one in isp_enum_mbus_code() Dan Carpenter
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