This is a series of small fixes for USB-audio endpoint management after the latest change to split prepare/hw_params. Takashi === Takashi Iwai (4): ALSA: usb-audio: Avoid unnecessary interface change at EP close ALSA: usb-audio: Apply mutex around snd_usb_endpoint_set_params() ALSA: usb-audio: Correct the return code from snd_usb_endpoint_set_params() ALSA: usb-audio: Avoid superfluous endpoint setup sound/usb/card.h | 3 ++- sound/usb/endpoint.c | 32 +++++++++++++++++++++++++------- 2 files changed, 27 insertions(+), 8 deletions(-) -- 2.35.3