diff --git a/drivers/staging/comedi/drivers/das16.c b/drivers/staging/comedi/drivers/das16.c
index 417ea755f42b..97e5e7dca954 100644
--- a/drivers/staging/comedi/drivers/das16.c
+++ b/drivers/staging/comedi/drivers/das16.c
@@ -831,8 +831,6 @@ static int das16_ai_insn_read(struct comedi_device *dev,
 	int ret;
 	int i;
 
-	das16_ai_disable(dev);
-
 	/* set multiplexer */
 	outb(chan | (chan << 4), dev->iobase + DAS16_MUX_REG);