Hi Nathan, Nathan Chancellor writes: > When building with Clang + -Wtautological-pointer-compare: > > drivers/usb/gadget/udc/bdc/bdc_ep.c:543:28: warning: comparison of > address of 'req->queue' equal to a null pointer is always false > [-Wtautological-pointer-compare] > if (req == NULL || &req->queue == NULL || &req->usb_req == NULL) > ~~~~~^~~~~ ~~~~ > drivers/usb/gadget/udc/bdc/bdc_ep.c:543:51: warning: comparison of > address of 'req->usb_req' equal to a null pointer is always false > [-Wtautological-pointer-compare] > if (req == NULL || &req->queue == NULL || &req->usb_req == NULL) > ~~~~~^~~~~~~ ~~~~ > 2 warnings generated. > > As it notes, these statements will always evaluate to false so remove > them. > > Fixes: efed421a94e6 ("usb: gadget: Add UDC driver for Broadcom USB3.0 device controller IP BDC") > Link: https://github.com/ClangBuiltLinux/linux/issues/749 > Signed-off-by: Nathan Chancellor It's now in my queue for v5.8. It doesn't really look like a bug fix, so it's not going in during v5.7-rc -- balbi