commit 34f08eb0ba6e4869bbfb682bf3d7d0494ffd2f87 upstream. Gadget ACM while unloading module try to dequeue not queued usb request which causes the kernel to crash. Patch adds extra condition to check whether usb request is processed by CDNSP driver. cc: stable@vger.kernel.org Fixes: 3d82904559f4 ("usb: cdnsp: cdns3 Add main part of Cadence USBSSP DRD Driver") Signed-off-by: Pawel Laszczak <pawell@cadence.com> Acked-by: Peter Chen <peter.chen@kernel.org> Link: https://lore.kernel.org/r/20230713081429.326660-1-pawell@cadence.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>