diff options
Diffstat (limited to 'drivers/media/pci/bt8xx/bt878.c')
| -rw-r--r-- | drivers/media/pci/bt8xx/bt878.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/pci/bt8xx/bt878.c b/drivers/media/pci/bt8xx/bt878.c index 78dd35c9b65d..90972d6952f1 100644 --- a/drivers/media/pci/bt8xx/bt878.c +++ b/drivers/media/pci/bt8xx/bt878.c @@ -300,7 +300,8 @@ static irqreturn_t bt878_irq(int irq, void *dev_id) } if (astat & BT878_ARISCI) { bt->finished_block = (stat & BT878_ARISCS) >> 28; - tasklet_schedule(&bt->tasklet); + if (bt->tasklet.callback) + tasklet_schedule(&bt->tasklet); break; } count++; @@ -477,6 +478,9 @@ static int bt878_probe(struct pci_dev *dev, const struct pci_device_id *pci_id) btwrite(0, BT878_AINT_MASK); bt878_num++; + if (!bt->tasklet.func) + tasklet_disable(&bt->tasklet); + return 0; fail2: |