On Fri, Aug 30, 2019 at 05:49:59PM -0400, Hui Peng wrote:

This is the backported patch of the following bug to v4.4.x and v4.14.x: daac07156b33 ("ALSA: usb-audio: Fix an OOB bug in parse_audio_mixer_unit")

Thanks, also now queued up to 4.9.y, you forgot that one :)

greg k-h