ALSA: line6: Remove unused line6_nop_read()

The function isn't used any longer after rewriting from sysfs to leds
class in toneport.c.

Tested-by: Chris Rorvick <chris@rorvick.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

2 files changed, 0 insertions, 12 deletions

diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c
index bf9630cd2395..4d2d233d0505 100644
--- a/sound/usb/line6/driver.c
+++ b/sound/usb/line6/driver.c
@@ -413,16 +413,6 @@ int line6_read_serial_number(struct usb_line6 *line6, int *serial_number)
 EXPORT_SYMBOL_GPL(line6_read_serial_number);
 
 /*
-        No operation (i.e., unsupported).
-*/
-ssize_t line6_nop_read(struct device *dev, struct device_attribute *attr,
-                       char *buf)
-{
-        return 0;
-}
-EXPORT_SYMBOL_GPL(line6_nop_read);
-
-/*
         Card destructor.
 */
 static void line6_destruct(struct snd_card *card)
diff --git a/sound/usb/line6/driver.h b/sound/usb/line6/driver.h
index efd58ac3215b..a6c0b2f08ba8 100644
--- a/sound/usb/line6/driver.h
+++ b/sound/usb/line6/driver.h
@@ -162,8 +162,6 @@ struct usb_line6 {
 
 extern char *line6_alloc_sysex_buffer(struct usb_line6 *line6, int code1,
                                       int code2, int size);
-extern ssize_t line6_nop_read(struct device *dev,
-                              struct device_attribute *attr, char *buf);
 extern int line6_read_data(struct usb_line6 *line6, int address, void *data,
                            size_t datalen);
 extern int line6_read_serial_number(struct usb_line6 *line6,