From: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> From: Ruslan Bilovol <ruslan.bilovol@xxxxxxxxx> commit cc2ac63d4cf72104e0e7f58bb846121f0f51bb19 upstream. There is missing playback stop/cleanup in case of gadget's ->disable callback that happens on events like USB host resetting or gadget disconnection Fixes: 0591bc236015 ("usb: gadget: add f_uac1 variant based on a new u_audio api") Cc: <stable@xxxxxxxxxxxxxxx> # 4.13+ Signed-off-by: Ruslan Bilovol <ruslan.bilovol@xxxxxxxxx> Link: https://lore.kernel.org/r/1614599375-8803-3-git-send-email-ruslan.bilovol@xxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/gadget/function/f_uac1.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/usb/gadget/function/f_uac1.c +++ b/drivers/usb/gadget/function/f_uac1.c @@ -503,6 +503,7 @@ static void f_audio_disable(struct usb_f uac1->as_out_alt = 0; uac1->as_in_alt = 0; + u_audio_stop_playback(&uac1->g_audio); u_audio_stop_capture(&uac1->g_audio); }