staging: keucr: be explicit to the sysfs file permissions

Use the DEVICE_ATTR_RW() macro to be clearer as to the permissions for
the sysfs file, making it easier to audit the code.

Cc: Al Cho <acho@novell.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/keucr/scsiglue.c b/drivers/staging/keucr/scsiglue.c
index afb00d8..ac3d34d 100644 (file)
--- a/drivers/staging/keucr/scsiglue.c
+++ b/drivers/staging/keucr/scsiglue.c
@@ -289,10 +289,7 @@ US_DO_ALL_FLAGS
  ***********************************************************************/
 
 /* Output routine for the sysfs max_sectors file */
-/*
- * show_max_sectors()
- */
-static ssize_t show_max_sectors(struct device *dev,
+static ssize_t max_sectors_show(struct device *dev,
                                struct device_attribute *attr, char *buf)
 {
        struct scsi_device *sdev = to_scsi_device(dev);
@@ -302,10 +299,7 @@ static ssize_t show_max_sectors(struct device *dev,
 }
 
 /* Input routine for the sysfs max_sectors file */
-/*
- * store_max_sectors()
- */
-static ssize_t store_max_sectors(struct device *dev,
+static ssize_t max_sectors_store(struct device *dev,
                                struct device_attribute *attr,
                                const char *buf, size_t count)
 {
@@ -319,9 +313,8 @@ static ssize_t store_max_sectors(struct device *dev,
        }
        return -EINVAL;
 }
+static DEVICE_ATTR_RW(max_sectors);
 
-static DEVICE_ATTR(max_sectors, S_IRUGO | S_IWUSR, show_max_sectors,
-                                                       store_max_sectors);
 static struct device_attribute *sysfs_device_attr_list[] = {
        &dev_attr_max_sectors, NULL,
 };