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-rw-r--r--drivers/mfd/ucb1x00-core.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index aff83f9..c8426a9 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -420,8 +420,10 @@ static int ucb1x00_detect_irq(struct ucb1x00 *ucb)
unsigned long mask;
mask = probe_irq_on();
- if (!mask)
+ if (!mask) {
+ probe_irq_off(mask);
return NO_IRQ;
+ }
/*
* Enable the ADC interrupt.
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