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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-23 16:34:43 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-27 12:50:53 -0700
commitce26bd23d4ad180883f53709f9a2220dc771c030 (patch)
tree3402bdee198548f7ef41cc48ffc31c9e017323fa /drivers/usb/gadget/composite.c
parent154547c4fe0fbe92185e69a6cdc2b0502b361995 (diff)
USB: gadget: audit sysfs attribute permissions
Convert all USB gadget sysfs attributes to use the _RO or _RW variants, to make them easier to audit and ensure that the permissions are correct. Note, two are left using the DEVICE_ATTR() macro, as there is no DEVICE_ATTR_WO() in Linus's tree, that will happen after 3.12-rc1 is out, a follow-on patch will be sent then. Reviewed-by: Felipe Balbi <balbi@ti.com> Acked-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> -- drivers/usb/gadget/composite.c | 8 +++----- drivers/usb/gadget/dummy_hcd.c | 8 ++++---- drivers/usb/gadget/f_mass_storage.c | 14 ++++++-------- drivers/usb/gadget/net2272.c | 4 ++-- drivers/usb/gadget/net2280.c | 18 +++++++++--------- drivers/usb/gadget/storage_common.c | 25 ++++++++++++------------- drivers/usb/gadget/udc-core.c | 14 +++++++------- 7 files changed, 43 insertions(+), 48 deletions(-)
Diffstat (limited to 'drivers/usb/gadget/composite.c')
-rw-r--r--drivers/usb/gadget/composite.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 55f4df60f327..d4f0f3305759 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1497,17 +1497,15 @@ void composite_disconnect(struct usb_gadget *gadget)
/*-------------------------------------------------------------------------*/
-static ssize_t composite_show_suspended(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t suspended_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct usb_gadget *gadget = dev_to_usb_gadget(dev);
struct usb_composite_dev *cdev = get_gadget_data(gadget);
return sprintf(buf, "%d\n", cdev->suspended);
}
-
-static DEVICE_ATTR(suspended, 0444, composite_show_suspended, NULL);
+static DEVICE_ATTR_RO(suspended);
static void __composite_unbind(struct usb_gadget *gadget, bool unbind_driver)
{