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

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Add checking for frequency and printk if -1 returned.

Signed-off-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Alexey Klimov 2008-10-20 00:00:03 -03:00 committed by Mauro Carvalho Chehab
parent 0fabb78332
commit b9f3573731
1 changed files with 7 additions and 1 deletions
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8
drivers/media/radio/dsbr100.c
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@ -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;
}