Messages in this thread Patch in this message | | | From | Daniel Kurtz <> | Subject | [PATCH 02/16 v2] Input: atmel_mxt_ts - only allow root to update firmware | Date | Fri, 30 Mar 2012 00:49:12 +0800 |
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Restrict permissions on the update_fw sysfs entry to read only for root only.
Also, update object permission to use a macro S_IRUGO macro instead of hard coded 0444.
Signed-off-by: Daniel Kurtz <djkurtz@chromium.org> Reviewed-by: Joonyoung Shim <jy0922.shim@samsung.com> Acked-by: Nick Dyer <nick.dyer@itdev.co.uk> --- drivers/input/touchscreen/atmel_mxt_ts.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index 0a6e368..15ae6fd 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -1049,8 +1049,8 @@ static ssize_t mxt_update_fw_store(struct device *dev, return count; } -static DEVICE_ATTR(object, 0444, mxt_object_show, NULL); -static DEVICE_ATTR(update_fw, 0664, NULL, mxt_update_fw_store); +static DEVICE_ATTR(object, S_IRUGO, mxt_object_show, NULL); +static DEVICE_ATTR(update_fw, S_IWUSR, NULL, mxt_update_fw_store); static struct attribute *mxt_attrs[] = { &dev_attr_object.attr, -- 1.7.7.3
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