dev

Signed-off-by: sakumisu <1203593632@qq.com>

Author: sakumisu

class/audio/usb_audio.h

@@ -642,7 +642,7 @@ struct audio_cs_if_ac_feature_unit_descriptor {
     uint8_t bUnitID;
     uint8_t bSourceID;
     uint8_t bControlSize;
-    uint8_t bmaControls[33]; // variable
+    uint8_t bmaControls[1];
     uint8_t iFeature;
 } __PACKED;