From d46e7c215229c29008c30fb8bca16a381d3ef5f4 Mon Sep 17 00:00:00 2001 From: Stefan Hajnoczi Date: Thu, 22 Nov 2012 20:49:14 +0100 Subject: [PATCH] staging: line6: drop variax active sysfs attr The get_string() function has no other callers so remove it too. Signed-off-by: Stefan Hajnoczi Signed-off-by: Greg Kroah-Hartman --- drivers/staging/line6/variax.c | 36 ---------------------------------- 1 file changed, 36 deletions(-) diff --git a/drivers/staging/line6/variax.c b/drivers/staging/line6/variax.c index 0f1846ec9042..4600d2436996 100644 --- a/drivers/staging/line6/variax.c +++ b/drivers/staging/line6/variax.c @@ -275,38 +275,6 @@ void line6_variax_process_message(struct usb_line6_variax *variax) } } -/* - "read" request on "active" special file. -*/ -static ssize_t variax_get_active(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct usb_line6_variax *variax = - usb_get_intfdata(to_usb_interface(dev)); - return sprintf(buf, "%d\n", - variax->buffer_activate[VARIAX_OFFSET_ACTIVATE]); -} - -/* - "write" request on "active" special file. -*/ -static ssize_t variax_set_active(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct usb_line6_variax *variax = - usb_get_intfdata(to_usb_interface(dev)); - u8 value; - int ret; - - ret = kstrtou8(buf, 10, &value); - if (ret) - return ret; - - variax_activate_async(variax, value ? 1 : 0); - return count; -} - /* "read" request on "guitar" special file. */ @@ -366,8 +334,6 @@ static ssize_t variax_set_raw2(struct device *dev, #endif /* Variax workbench special files: */ -static DEVICE_ATTR(active, S_IWUSR | S_IRUGO, variax_get_active, - variax_set_active); static DEVICE_ATTR(guitar, S_IRUGO, variax_get_guitar, line6_nop_write); #ifdef CONFIG_LINE6_USB_RAW @@ -404,7 +370,6 @@ static void variax_destruct(struct usb_interface *interface) static int variax_create_files2(struct device *dev) { int err; - CHECK_RETURN(device_create_file(dev, &dev_attr_active)); CHECK_RETURN(device_create_file(dev, &dev_attr_guitar)); #ifdef CONFIG_LINE6_USB_RAW CHECK_RETURN(device_create_file(dev, &dev_attr_raw)); @@ -504,7 +469,6 @@ void line6_variax_disconnect(struct usb_interface *interface) if (dev != NULL) { /* remove sysfs entries: */ line6_variax_remove_files(0, 0, dev); - device_remove_file(dev, &dev_attr_active); device_remove_file(dev, &dev_attr_guitar); #ifdef CONFIG_LINE6_USB_RAW device_remove_file(dev, &dev_attr_raw); -- 2.20.1