summaryrefslogtreecommitdiffstats
path: root/drivers/bluetooth/btuart_cs.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/bluetooth/btuart_cs.c')
-rw-r--r--drivers/bluetooth/btuart_cs.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index d339464dc15e..91c523099804 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -295,7 +295,9 @@ static irqreturn_t btuart_interrupt(int irq, void *dev_inst)
int iir, lsr;
irqreturn_t r = IRQ_NONE;
- BUG_ON(!info->hdev);
+ if (!info || !info->hdev)
+ /* our irq handler is shared */
+ return IRQ_NONE;
iobase = info->p_dev->io.BasePort1;