ALSA: usb-audio: fix selector unit string index accessor

This is another regression from the UAC2 code refactoring.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/usb/audio.h b/include/linux/usb/audio.h
index 5d646c388752..ed5cf92a3c0f 100644
--- a/include/linux/usb/audio.h
+++ b/include/linux/usb/audio.h
@@ -244,7 +244,7 @@ struct uac_selector_unit_descriptor {
 static inline __u8 uac_selector_unit_iSelector(struct uac_selector_unit_descriptor *desc)
 {
         __u8 *raw = (__u8 *) desc;
-        return raw[9 + desc->bLength - 1];
+        return raw[desc->bLength - 1];
 }
 
 /* 4.3.2.5 Feature Unit Descriptor */