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/isl29028.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
 
diff --git a/drivers/staging/iio/light/isl29028.c b/drivers/staging/iio/light/isl29028.c
index 32ae112..e1bca9c 100644
--- a/drivers/staging/iio/light/isl29028.c
+++ b/drivers/staging/iio/light/isl29028.c
@@ -406,8 +406,8 @@ static const struct iio_chan_spec isl29028_channels[] = {
 static const struct iio_info isl29028_info = {
 	.attrs = &isl29108_group,
 	.driver_module = THIS_MODULE,
-	.read_raw = &isl29028_read_raw,
-	.write_raw = &isl29028_write_raw,
+	.read_raw = isl29028_read_raw,
+	.write_raw = isl29028_write_raw,
 };
 
 static int isl29028_chip_init(struct isl29028_chip *chip)