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| author | Hans Verkuil <hverkuil@xs4all.nl> | 2008-06-21 08:57:42 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-07-20 07:10:48 -0300 |
| commit | 8bfb9b1ce62757b8dea07c239efbbeec7bac811a (patch) | |
| tree | b5b340bde2dd780c59998bbb6246ab3bdc648095 /drivers/media/video/videodev.c | |
| parent | 3b6fe58f0f18880200969e813d0181d1bdab0966 (diff) | |
| download | linux-8bfb9b1ce62757b8dea07c239efbbeec7bac811a.tar.gz | |
V4L/DVB (8083): videodev: zero fields for ENCODER_CMD and VIDIOC_G_SLICED_VBI_CAP
This avoids the need of memsets in the ivtv/cx18 drivers. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/videodev.c')
| -rw-r--r-- | drivers/media/video/videodev.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/media/video/videodev.c b/drivers/media/video/videodev.c index 9c539eb33811..0d56305c153e 100644 --- a/drivers/media/video/videodev.c +++ b/drivers/media/video/videodev.c @@ -1616,26 +1616,26 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, } case VIDIOC_ENCODER_CMD: { - struct v4l2_encoder_cmd *p=arg; + struct v4l2_encoder_cmd *p = arg; if (!vfd->vidioc_encoder_cmd) break; - ret=vfd->vidioc_encoder_cmd(file, fh, p); + memset(&p->raw, 0, sizeof(p->raw)); + ret = vfd->vidioc_encoder_cmd(file, fh, p); if (!ret) - dbgarg (cmd, "cmd=%d, flags=%d\n", - p->cmd,p->flags); + dbgarg(cmd, "cmd=%d, flags=%x\n", p->cmd, p->flags); break; } case VIDIOC_TRY_ENCODER_CMD: { - struct v4l2_encoder_cmd *p=arg; + struct v4l2_encoder_cmd *p = arg; if (!vfd->vidioc_try_encoder_cmd) break; - ret=vfd->vidioc_try_encoder_cmd(file, fh, p); + memset(&p->raw, 0, sizeof(p->raw)); + ret = vfd->vidioc_try_encoder_cmd(file, fh, p); if (!ret) - dbgarg (cmd, "cmd=%d, flags=%d\n", - p->cmd,p->flags); + dbgarg(cmd, "cmd=%d, flags=%x\n", p->cmd, p->flags); break; } case VIDIOC_G_PARM: @@ -1738,12 +1738,17 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, } case VIDIOC_G_SLICED_VBI_CAP: { - struct v4l2_sliced_vbi_cap *p=arg; + struct v4l2_sliced_vbi_cap *p = arg; + __u32 type = p->type; + if (!vfd->vidioc_g_sliced_vbi_cap) break; - ret=vfd->vidioc_g_sliced_vbi_cap(file, fh, p); + memset(p, 0, sizeof(*p)); + p->type = type; + ret = vfd->vidioc_g_sliced_vbi_cap(file, fh, p); if (!ret) - dbgarg (cmd, "service_set=%d\n", p->service_set); + dbgarg(cmd, "type=%d, service_set=%d\n", + p->type, p->service_set); break; } case VIDIOC_LOG_STATUS: |