1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c
index 3ad492cb6c41..9dd1b33f2275 100644
--- a/drivers/mfd/jz4740-adc.c
+++ b/drivers/mfd/jz4740-adc.c
@@ -153,7 +153,7 @@ static inline void jz4740_adc_set_enabled(struct jz4740_adc *adc, int engine,
         if (enabled)
                 val |= BIT(engine);
         else
-                val &= BIT(engine);
+                val &= ~BIT(engine);
         writeb(val, adc->base + JZ_REG_ADC_ENABLE);
 
         spin_unlock_irqrestore(&adc->lock, flags);