V4L/DVB (9306): dsbr100: Add frequency check

Add checking for frequency and printk if -1 returned.

Signed-off-by: Alexey Klimov <[email protected]>
Signed-off-by: Douglas Schilling Landgraf <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
This commit is contained in:
Alexey Klimov 2008-10-20 00:00:03 -03:00 • committed by Mauro Carvalho Chehab
commit b9f3573731

View file

@ -411,6 +411,7 @@ static int vidioc_s_audio(struct file *file, void *priv,
static int usb_dsbr100_open(struct inode *inode, struct file *file)
{
struct dsbr100_device *radio = video_drvdata(file);
int retval;
lock_kernel();
radio->users = 1;
@ -423,7 +424,12 @@ static int usb_dsbr100_open(struct inode *inode, struct file *file)
unlock_kernel();
return -EIO;
}
dsbr100_setfreq(radio, radio->curfreq);
retval = dsbr100_setfreq(radio, radio->curfreq);
if (retval == -1)
printk(KERN_WARNING KBUILD_MODNAME ": Set frequency failed\n");
unlock_kernel();
return 0;
}