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authorMauro Carvalho Chehab <mchehab@infradead.org>2006-11-20 12:06:54 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-12-10 09:04:57 -0200
commitc6aeb11127a8a4266d613563f737a1d60cfae628 (patch)
tree2c3c11747d778a258396fdcc03438aaca409ebd2 /drivers/media/video/v4l1-compat.c
parent61cebe9db7992c2c6ccb91f179f56008e74c2de1 (diff)
V4L/DVB (4857): Cleans some ioctl structs before calling V4L2 counterpart
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/v4l1-compat.c')
-rw-r--r--drivers/media/video/v4l1-compat.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/media/video/v4l1-compat.c b/drivers/media/video/v4l1-compat.c
index 1d899e2db394..06221a0c38aa 100644
--- a/drivers/media/video/v4l1-compat.c
+++ b/drivers/media/video/v4l1-compat.c
@@ -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);