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Code Issues Releases Wiki Activity

V4L/DVB (4857): Cleans some ioctl structs before calling V4L2 counterpart

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Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab 2006-11-20 12:06:54 -03:00
parent 61cebe9db7
commit c6aeb11127
1 changed files with 4 additions and 1 deletions
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5
drivers/media/video/v4l1-compat.c
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@ -714,6 +714,7 @@ v4l_compat_translate_ioctl(struct inode *inode,
case VIDIOCGFREQ: /* get frequency */
{
unsigned long *freq = arg;
memset(&freq2,0,sizeof(freq2));
freq2.tuner = 0;
err = drv(inode, file, VIDIOC_G_FREQUENCY, &freq2);
@ -726,8 +727,8 @@ v4l_compat_translate_ioctl(struct inode *inode,
case VIDIOCSFREQ: /* set frequency */
{
unsigned long *freq = arg;
memset(&freq2,0,sizeof(freq2));
freq2.tuner = 0;
drv(inode, file, VIDIOC_G_FREQUENCY, &freq2);
freq2.frequency = *freq;
err = drv(inode, file, VIDIOC_S_FREQUENCY, &freq2);
@ -738,6 +739,7 @@ v4l_compat_translate_ioctl(struct inode *inode,
case VIDIOCGAUDIO: /* get audio properties/controls */
{
struct video_audio *aud = arg;
memset(&aud2,0,sizeof(aud2));
err = drv(inode, file, VIDIOC_G_AUDIO, &aud2);
if (err < 0) {
@ -898,6 +900,7 @@ v4l_compat_translate_ioctl(struct inode *inode,
{
int *i = arg;
memset(&buf2,0,sizeof(buf2));
buf2.index = *i;
buf2.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
err = drv(inode, file, VIDIOC_QUERYBUF, &buf2);