Staging: iio: light: remove exceptional & on function name

Author: Bhumika Goyal <bhumirks@gmail.com>

In this file,function names are otherwise used as pointers without &.
Found using coccinelle.
// 
@r@
identifier f;
@@

f(...) { ... }
@@
identifier r.f;
@@

- &f
+ f
// 

Signed-off-by: Bhumika Goyal 
Signed-off-by: Greg Kroah-Hartman 
---
 drivers/staging/iio/light/isl29018.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
 
diff --git a/drivers/staging/iio/light/isl29018.c b/drivers/staging/iio/light/isl29018.c
index bbf7e35..756057c 100644
--- a/drivers/staging/iio/light/isl29018.c
+++ b/drivers/staging/iio/light/isl29018.c
@@ -614,15 +614,15 @@ static int isl29018_chip_init(struct isl29018_chip *chip)
 static const struct iio_info isl29018_info = {
 	.attrs = &isl29018_group,
 	.driver_module = THIS_MODULE,
-	.read_raw = &isl29018_read_raw,
-	.write_raw = &isl29018_write_raw,
+	.read_raw = isl29018_read_raw,
+	.write_raw = isl29018_write_raw,
 };
 
 static const struct iio_info isl29023_info = {
 	.attrs = &isl29023_group,
 	.driver_module = THIS_MODULE,
-	.read_raw = &isl29018_read_raw,
-	.write_raw = &isl29018_write_raw,
+	.read_raw = isl29018_read_raw,
+	.write_raw = isl29018_write_raw,
 };
 
 static bool is_volatile_reg(struct device *dev, unsigned int reg)