You should not be able to write to sysfs files from any user.
Cc: Graf Yang <graf.yang@xxxxxxxxxx>
Cc: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
Cc: Jonathan Cameron <jic23@xxxxxxxxx>
Cc: Mike Frysinger <vapier@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/staging/iio/resolver/ad2s1210.c | 28 ++++++++++++++--------------
drivers/staging/iio/sysfs.h | 2 +-
2 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c
index 34fb21a..c12f64c 100644
--- a/drivers/staging/iio/resolver/ad2s1210.c
+++ b/drivers/staging/iio/resolver/ad2s1210.c
@@ -661,19 +661,19 @@ error_ret:
static IIO_CONST_ATTR(description,
"Variable Resolution, 10-Bit to 16Bit R/D\n\
Converter with Reference Oscillator");
-static IIO_DEVICE_ATTR(raw_io, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(raw_io, S_IRUGO | S_IWUSR,
ad2s1210_show_raw, ad2s1210_store_raw, 0);
-static IIO_DEVICE_ATTR(reset, S_IWUGO,
+static IIO_DEVICE_ATTR(reset, S_IWUSR,
NULL, ad2s1210_store_softreset, 0);
-static IIO_DEVICE_ATTR(fclkin, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(fclkin, S_IRUGO | S_IWUSR,
ad2s1210_show_fclkin, ad2s1210_store_fclkin, 0);
-static IIO_DEVICE_ATTR(fexcit, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(fexcit, S_IRUGO | S_IWUSR,
ad2s1210_show_fexcit, ad2s1210_store_fexcit, 0);
-static IIO_DEVICE_ATTR(control, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(control, S_IRUGO | S_IWUSR,
ad2s1210_show_control, ad2s1210_store_control, 0);
-static IIO_DEVICE_ATTR(bits, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(bits, S_IRUGO | S_IWUSR,
ad2s1210_show_resolution, ad2s1210_store_resolution, 0);
-static IIO_DEVICE_ATTR(fault, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(fault, S_IRUGO | S_IWUSR,
ad2s1210_show_fault, ad2s1210_clear_fault, 0);
static IIO_DEVICE_ATTR(pos, S_IRUGO,
ad2s1210_show_pos, NULL, 0);
@@ -681,19 +681,19 @@ static IIO_DEVICE_ATTR(vel, S_IRUGO,
ad2s1210_show_vel, NULL, 0);
static IIO_DEVICE_ATTR(pos_vel, S_IRUGO,
ad2s1210_show_pos_vel, NULL, 0);
-static IIO_DEVICE_ATTR(los_thrd, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(los_thrd, S_IRUGO | S_IWUSR,
ad2s1210_show_reg, ad2s1210_store_reg, REG_LOS_THRD);
-static IIO_DEVICE_ATTR(dos_ovr_thrd, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(dos_ovr_thrd, S_IRUGO | S_IWUSR,
ad2s1210_show_reg, ad2s1210_store_reg, REG_DOS_OVR_THRD);
-static IIO_DEVICE_ATTR(dos_mis_thrd, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(dos_mis_thrd, S_IRUGO | S_IWUSR,
ad2s1210_show_reg, ad2s1210_store_reg, REG_DOS_MIS_THRD);
-static IIO_DEVICE_ATTR(dos_rst_max_thrd, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(dos_rst_max_thrd, S_IRUGO | S_IWUSR,
ad2s1210_show_reg, ad2s1210_store_reg, REG_DOS_RST_MAX_THRD);
-static IIO_DEVICE_ATTR(dos_rst_min_thrd, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(dos_rst_min_thrd, S_IRUGO | S_IWUSR,
ad2s1210_show_reg, ad2s1210_store_reg, REG_DOS_RST_MIN_THRD);
-static IIO_DEVICE_ATTR(lot_high_thrd, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(lot_high_thrd, S_IRUGO | S_IWUSR,
ad2s1210_show_reg, ad2s1210_store_reg, REG_LOT_HIGH_THRD);
-static IIO_DEVICE_ATTR(lot_low_thrd, S_IRUGO | S_IWUGO,
+static IIO_DEVICE_ATTR(lot_low_thrd, S_IRUGO | S_IWUSR,
ad2s1210_show_reg, ad2s1210_store_reg, REG_LOT_LOW_THRD);
static struct attribute *ad2s1210_attributes[] = {
diff --git a/drivers/staging/iio/sysfs.h b/drivers/staging/iio/sysfs.h
index 18bdaac..24b74dd 100644
--- a/drivers/staging/iio/sysfs.h
+++ b/drivers/staging/iio/sysfs.h
@@ -111,7 +111,7 @@ struct iio_const_attr {
* IIO_DEV_ATTR_RESET: resets the device
**/
#define IIO_DEV_ATTR_RESET(_store) \
- IIO_DEVICE_ATTR(reset, S_IWUGO, NULL, _store, 0)
+ IIO_DEVICE_ATTR(reset, S_IWUSR, NULL, _store, 0)
/**
* IIO_CONST_ATTR_NAME - constant identifier
--
1.7.3.2
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