staging: iio: Remove parantheses around right hand side of assignment

Remove parantheses on the right hand side of assignments as they are not
needed. Coccinelle patch used:
@@
expression a, b, c, d;
@@

(
  a = (c == d)
|
  a =
- (
  b
- )
)

Signed-off-by: Janani Ravichandran <janani.rvchndrn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/iio/adc/ad7280a.c

@@ -214,8 +214,8 @@ static int __ad7280_read32(struct ad7280_state *st, unsigned *val)
 static int ad7280_write(struct ad7280_state *st, unsigned devaddr,
 			unsigned addr, bool all, unsigned val)
 {
-	unsigned reg = (devaddr << 27 | addr << 21 |
-			(val & 0xFF) << 13 | all << 12);
+	unsigned reg = devaddr << 27 | addr << 21 |
+			(val & 0xFF) << 13 | all << 12;
 
 	reg |= ad7280_calc_crc8(st->crc_tab, reg >> 11) << 3 | 0x2;
 	st->buf[0] = cpu_to_be32(reg);

drivers/staging/iio/light/tsl2x7x_core.c

@@ -687,9 +687,9 @@ static int tsl2x7x_chip_on(struct iio_dev *indio_dev)
 
 	/* Set the gain based on tsl2x7x_settings struct */
 	chip->tsl2x7x_config[TSL2X7X_GAIN] =
-		(chip->tsl2x7x_settings.als_gain |
+		chip->tsl2x7x_settings.als_gain |
 			(TSL2X7X_mA100 | TSL2X7X_DIODE1)
-			| ((chip->tsl2x7x_settings.prox_gain) << 2));
+			| ((chip->tsl2x7x_settings.prox_gain) << 2);
 
 	/* set chip struct re scaling and saturation */
 	chip->als_saturation = als_count * 922; /* 90% of full scale */
@@ -983,7 +983,7 @@ static ssize_t tsl2x7x_als_time_store(struct device *dev,
 
 	result.fract /= 3;
 	chip->tsl2x7x_settings.als_time =
-			(TSL2X7X_MAX_TIMER_CNT - (u8)result.fract);
+			TSL2X7X_MAX_TIMER_CNT - (u8)result.fract;
 
 	dev_info(&chip->client->dev, "%s: als time = %d",
 		__func__, chip->tsl2x7x_settings.als_time);