[PATCH] iio: fix typo

[zuoqilin1]

From: zuoqilin <zuoqilin@xxxxxxxxxx>

change 'regster' to 'register'

Signed-off-by: zuoqilin <zuoqilin@xxxxxxxxxx>
---
 drivers/iio/dac/ad5791.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/dac/ad5791.c b/drivers/iio/dac/ad5791.c
index e3ffa4b..615d72c 100644
--- a/drivers/iio/dac/ad5791.c
+++ b/drivers/iio/dac/ad5791.c
@@ -76,7 +76,7 @@ struct ad5791_chip_info {
  * @chip_info:		chip model specific constants
  * @vref_mv:		actual reference voltage used
  * @vref_neg_mv:	voltage of the negative supply
- * @ctrl:		control regster cache
+ * @ctrl:		control register cache
  * @pwr_down_mode:	current power down mode
  * @pwr_down:		true if device is powered down
  * @data:		spi transfer buffers
-- 
1.9.1