for NUL terminated string, better notice '\0' in the end.
Signed-off-by: Chen Gang <gang.chen@asianux.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 #include <linux/signal.h>
 #include <linux/poll.h>
 #include <linux/module.h>
+#include <linux/string.h>
 #include <linux/usb.h>
 #include <linux/usbdevice_fs.h>
 #include <linux/usb/hcd.h>     /* for usbcore internals */
        if (!intf || !intf->dev.driver)
                ret = -ENODATA;
        else {
-               strncpy(gd.driver, intf->dev.driver->name,
+               strlcpy(gd.driver, intf->dev.driver->name,
                                sizeof(gd.driver));
                ret = (copy_to_user(arg, &gd, sizeof(gd)) ? -EFAULT : 0);
        }