2021-01-12 13:07:34

by Ricardo Ribalda

Subject: [PATCH v2 6/9] media: sun4i-csi: Do not zero reserved fields

Core code already clears reserved fields of struct
v4l2_pix_format_mplane, check: 4e1e0eb0e074 ("media: v4l2-ioctl: Zero
v4l2_plane_pix_format reserved fields").

Cc: Maxime Ripard <[email protected]>
Cc: Chen-Yu Tsai <[email protected]>
Reviewed-by: Kieran Bingham <[email protected]>
Signed-off-by: Ricardo Ribalda <[email protected]>
---
drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c b/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c
index 1a2f65d83a6c..4785faddf630 100644
--- a/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c
+++ b/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c
@@ -113,8 +113,6 @@ static void _sun4i_csi_try_fmt(struct sun4i_csi *csi,
pix->num_planes = _fmt->num_planes;
pix->pixelformat = _fmt->fourcc;

- memset(pix->reserved, 0, sizeof(pix->reserved));
-
/* Align the width and height on the subsampling */
width = ALIGN(pix->width, _fmt->hsub);
height = ALIGN(pix->height, _fmt->vsub);
@@ -131,8 +129,6 @@ static void _sun4i_csi_try_fmt(struct sun4i_csi *csi,
bpl = pix->width / hsub * _fmt->bpp[i] / 8;
pix->plane_fmt[i].bytesperline = bpl;
pix->plane_fmt[i].sizeimage = bpl * pix->height / vsub;
- memset(pix->plane_fmt[i].reserved, 0,
- sizeof(pix->plane_fmt[i].reserved));
}
}

--
2.30.0.284.gd98b1dd5eaa7-goog

2021-01-12 13:09:02

by Ricardo Ribalda

Subject: [PATCH v2 3/9] media: mtk-vcodec: Do not zero reserved fields

Core code already clears reserved fields of struct
v4l2_pix_format_mplane, check: 4e1e0eb0e074 ("media: v4l2-ioctl: Zero
v4l2_plane_pix_format reserved fields").

Cc: Matthias Brugger <[email protected]>
Reviewed-by: Kieran Bingham <[email protected]>
Signed-off-by: Ricardo Ribalda <[email protected]>
---
drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c | 5 -----
drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 9 ---------
2 files changed, 14 deletions(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
index c768a587a944..d746c41ea805 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
@@ -715,12 +715,7 @@ static int vidioc_try_fmt(struct v4l2_format *f,
}
}

- for (i = 0; i < pix_fmt_mp->num_planes; i++)
- memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0,
- sizeof(pix_fmt_mp->plane_fmt[0].reserved));
-
pix_fmt_mp->flags = 0;
- memset(&pix_fmt_mp->reserved, 0x0, sizeof(pix_fmt_mp->reserved));
return 0;
}

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
index 21de1431cfcb..cb31556bcdf7 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
@@ -121,7 +121,6 @@ static int vidioc_enum_fmt(struct v4l2_fmtdesc *f,
return -EINVAL;

f->pixelformat = formats[f->index].fourcc;
- memset(f->reserved, 0, sizeof(f->reserved));

return 0;
}
@@ -320,13 +319,7 @@ static int vidioc_try_fmt(struct v4l2_format *f,
}
}

- for (i = 0; i < pix_fmt_mp->num_planes; i++)
- memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0,
- sizeof(pix_fmt_mp->plane_fmt[0].reserved));
-
pix_fmt_mp->flags = 0;
- memset(&pix_fmt_mp->reserved, 0x0,
- sizeof(pix_fmt_mp->reserved));

return 0;
}
@@ -532,8 +525,6 @@ static int vidioc_venc_g_fmt(struct file *file, void *priv,
for (i = 0; i < pix->num_planes; i++) {
pix->plane_fmt[i].bytesperline = q_data->bytesperline[i];
pix->plane_fmt[i].sizeimage = q_data->sizeimage[i];
- memset(&(pix->plane_fmt[i].reserved[0]), 0x0,
- sizeof(pix->plane_fmt[i].reserved));
}

pix->flags = 0;
--
2.30.0.284.gd98b1dd5eaa7-goog