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staging: frontier: use better DEVICE_ATTR_ macros

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Use the DEVICE_ATTR_RO/RW macros to better describe the permissions on
the file, and make them easier to audit.

Cc: David Täht <d@teklibre.com>
Cc: Sara Bird <sara.bird.iar@gmail.com>
Cc: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2013-08-24 10:30:28 -07:00
parent 9d3ab80174
commit 89dcefb5af
1 changed files with 5 additions and 5 deletions
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10
drivers/staging/frontier/tranzport.c
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@ -177,24 +177,24 @@ static void usb_tranzport_abort_transfers(struct usb_tranzport *dev)
}
#define show_int(value) \
static ssize_t show_##value(struct device *dev, \
static ssize_t value##_show(struct device *dev, \
struct device_attribute *attr, char *buf) \
{ \
struct usb_interface *intf = to_usb_interface(dev); \
struct usb_tranzport *t = usb_get_intfdata(intf); \
return sprintf(buf, "%d\n", t->value); \
} \
static DEVICE_ATTR(value, S_IRUGO, show_##value, NULL);
static DEVICE_ATTR_RO(value)
#define show_set_int(value) \
static ssize_t show_##value(struct device *dev, \
static ssize_t value##_show(struct device *dev, \
struct device_attribute *attr, char *buf) \
{ \
struct usb_interface *intf = to_usb_interface(dev); \
struct usb_tranzport *t = usb_get_intfdata(intf); \
return sprintf(buf, "%d\n", t->value); \
} \
static ssize_t set_##value(struct device *dev, \
static ssize_t value##_store(struct device *dev, \
struct device_attribute *attr, \
const char *buf, size_t count) \
{ \
@ -206,7 +206,7 @@ static void usb_tranzport_abort_transfers(struct usb_tranzport *dev)
t->value = temp; \
return count; \
} \
static DEVICE_ATTR(value, S_IWUSR | S_IRUGO, show_##value, set_##value);
static DEVICE_ATTR_RW(value)
show_int(enable);
show_int(offline);