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[media] dvb_usb_v2: do not try to remove non-existent adapter 

Check that adapter exists before trying to remove it.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antti Palosaari 2012-06-26 22:49:19 -03:00 committed by Mauro Carvalho Chehab
parent d10d1b9ac9
commit b62fd172ff
1 changed files with 5 additions and 3 deletions
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8
drivers/media/dvb/dvb-usb/dvb_usb_core.c
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@ -717,9 +717,11 @@ static int dvb_usbv2_adapter_exit(struct dvb_usb_device *d)
dev_dbg(&d->udev->dev, "%s:\n", __func__);
for (i = MAX_NO_OF_ADAPTER_PER_DEVICE - 1; i >= 0; i--) {
dvb_usbv2_adapter_frontend_exit(&d->adapter[i]);
dvb_usbv2_adapter_dvb_exit(&d->adapter[i]);
dvb_usbv2_adapter_stream_exit(&d->adapter[i]);
if (d->adapter[i].props) {
dvb_usbv2_adapter_frontend_exit(&d->adapter[i]);
dvb_usbv2_adapter_dvb_exit(&d->adapter[i]);
dvb_usbv2_adapter_stream_exit(&d->adapter[i]);
}
}
return 0;