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| author | Hans Verkuil <hverkuil@xs4all.nl> | 2018-02-03 08:20:21 -0500 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2018-02-22 12:23:44 -0500 |
| commit | 7c8a940a5ea0b0861a566f02b67be75d8d86df36 (patch) | |
| tree | 40ad52a01babd70eed64d675fbd2b987cc65b87a /drivers/media/v4l2-core/v4l2-subdev.c | |
| parent | 29422737017b866d4a51014cc7522fa3a99e8852 (diff) | |
| download | lwn-7c8a940a5ea0b0861a566f02b67be75d8d86df36.tar.gz lwn-7c8a940a5ea0b0861a566f02b67be75d8d86df36.zip | |
media: v4l2-subdev: clear reserved fields
Clear the reserved fields for these ioctls according to the specification:
VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL
VIDIOC_SUBDEV_ENUM_FRAME_SIZE
VIDIOC_SUBDEV_ENUM_MBUS_CODE
VIDIOC_SUBDEV_G_CROP, VIDIOC_SUBDEV_S_CROP
VIDIOC_SUBDEV_G_FMT, VIDIOC_SUBDEV_S_FMT
VIDIOC_SUBDEV_G_FRAME_INTERVAL, VIDIOC_SUBDEV_S_FRAME_INTERVAL
VIDIOC_SUBDEV_G_SELECTION, VIDIOC_SUBDEV_S_SELECTION
Found with v4l2-compliance.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-subdev.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-subdev.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c index c5639817db34..74fe8083cf26 100644 --- a/drivers/media/v4l2-core/v4l2-subdev.c +++ b/drivers/media/v4l2-core/v4l2-subdev.c @@ -260,6 +260,8 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (rval) return rval; + memset(format->reserved, 0, sizeof(format->reserved)); + memset(format->format.reserved, 0, sizeof(format->format.reserved)); return v4l2_subdev_call(sd, pad, get_fmt, subdev_fh->pad, format); } @@ -270,6 +272,8 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (rval) return rval; + memset(format->reserved, 0, sizeof(format->reserved)); + memset(format->format.reserved, 0, sizeof(format->format.reserved)); return v4l2_subdev_call(sd, pad, set_fmt, subdev_fh->pad, format); } @@ -281,6 +285,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (rval) return rval; + memset(crop->reserved, 0, sizeof(crop->reserved)); memset(&sel, 0, sizeof(sel)); sel.which = crop->which; sel.pad = crop->pad; @@ -298,6 +303,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) struct v4l2_subdev_crop *crop = arg; struct v4l2_subdev_selection sel; + memset(crop->reserved, 0, sizeof(crop->reserved)); rval = check_crop(sd, crop); if (rval) return rval; @@ -326,6 +332,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (code->pad >= sd->entity.num_pads) return -EINVAL; + memset(code->reserved, 0, sizeof(code->reserved)); return v4l2_subdev_call(sd, pad, enum_mbus_code, subdev_fh->pad, code); } @@ -340,6 +347,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (fse->pad >= sd->entity.num_pads) return -EINVAL; + memset(fse->reserved, 0, sizeof(fse->reserved)); return v4l2_subdev_call(sd, pad, enum_frame_size, subdev_fh->pad, fse); } @@ -350,6 +358,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (fi->pad >= sd->entity.num_pads) return -EINVAL; + memset(fi->reserved, 0, sizeof(fi->reserved)); return v4l2_subdev_call(sd, video, g_frame_interval, arg); } @@ -359,6 +368,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (fi->pad >= sd->entity.num_pads) return -EINVAL; + memset(fi->reserved, 0, sizeof(fi->reserved)); return v4l2_subdev_call(sd, video, s_frame_interval, arg); } @@ -372,6 +382,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (fie->pad >= sd->entity.num_pads) return -EINVAL; + memset(fie->reserved, 0, sizeof(fie->reserved)); return v4l2_subdev_call(sd, pad, enum_frame_interval, subdev_fh->pad, fie); } @@ -383,6 +394,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (rval) return rval; + memset(sel->reserved, 0, sizeof(sel->reserved)); return v4l2_subdev_call( sd, pad, get_selection, subdev_fh->pad, sel); } @@ -394,6 +406,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) if (rval) return rval; + memset(sel->reserved, 0, sizeof(sel->reserved)); return v4l2_subdev_call( sd, pad, set_selection, subdev_fh->pad, sel); } |