From: Hans Verkuil <hverkuil@xs4all.nl>
To: Sakari Ailus <sakari.ailus@linux.intel.com>, linux-media@vger.kernel.org
Subject: Re: [PATCH 6/6] smiapp: Avoid fall-through in switch
Date: Thu, 12 Sep 2019 15:17:54 +0200 [thread overview]
Message-ID: <74b049a8-9f03-c7c0-94db-0a1e5db4d07a@xs4all.nl> (raw)
In-Reply-To: <20190819124728.10511-7-sakari.ailus@linux.intel.com>
On 8/19/19 2:47 PM, Sakari Ailus wrote:
> Remove switch fall-through cases in the driver.
>
> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
> ---
> drivers/media/i2c/smiapp/smiapp-core.c | 11 +++++------
> 1 file changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c
> index 76d7d204ec17..61de8cdccc4b 100644
> --- a/drivers/media/i2c/smiapp/smiapp-core.c
> +++ b/drivers/media/i2c/smiapp/smiapp-core.c
> @@ -1674,13 +1674,12 @@ static void smiapp_propagate(struct v4l2_subdev *subdev,
> sensor->binning_vertical = 1;
> }
> }
> - /* Fall through */
> - case V4L2_SEL_TGT_COMPOSE:
This doesn't look right: for this target you now enter the default case.
You probably want to do:
break;
case V4L2_SEL_TGT_COMPOSE:
break;
Regards,
Hans
> - *crops[SMIAPP_PAD_SRC] = *comp;
> break;
> default:
> - BUG();
> + WARN_ON(1);
> + return;
> }
> + *crops[SMIAPP_PAD_SRC] = *comp;
> }
>
> static const struct smiapp_csi_data_format
> @@ -2062,7 +2061,7 @@ static int __smiapp_sel_supported(struct v4l2_subdev *subdev,
> && sensor->limits[SMIAPP_LIMIT_SCALING_CAPABILITY]
> != SMIAPP_SCALING_CAPABILITY_NONE)
> return 0;
> - /* Fall through */
> + return -EINVAL;
> default:
> return -EINVAL;
> }
> @@ -2716,7 +2715,7 @@ static struct smiapp_hwconfig *smiapp_get_hwconfig(struct device *dev)
> case 180:
> hwcfg->module_board_orient =
> SMIAPP_MODULE_BOARD_ORIENT_180;
> - /* Fall through */
> + break;
> case 0:
> break;
> default:
>
next prev parent reply other threads:[~2019-09-12 13:18 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-19 12:47 [PATCH 0/6] Provide a serialisation mechanism for subdev ops Sakari Ailus
2019-08-19 12:47 ` [PATCH 1/6] v4l: subdev: Set sd->devnode before registering the subdev Sakari Ailus
2019-09-12 12:40 ` Hans Verkuil
2019-08-19 12:47 ` [PATCH 2/6] v4l: subdev: Provide a locking scheme for subdev operations Sakari Ailus
2019-09-12 13:11 ` Hans Verkuil
2019-09-12 13:24 ` Sakari Ailus
2019-08-19 12:47 ` [PATCH 3/6] smiapp: Error handling cleanups and fixes Sakari Ailus
2019-08-19 12:47 ` [PATCH 4/6] smiapp: Rely on V4L2 sub-device framework to do the locking Sakari Ailus
2019-08-19 12:47 ` [PATCH 5/6] smiapp: Remove the active field from sensor's struct Sakari Ailus
2019-08-19 12:47 ` [PATCH 6/6] smiapp: Avoid fall-through in switch Sakari Ailus
2019-09-12 13:17 ` Hans Verkuil [this message]
2019-09-13 6:50 ` Sakari Ailus
2019-09-13 6:47 ` [PATCH v2 " Sakari Ailus
2019-09-13 6:52 ` Hans Verkuil
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