Hi Hartley, FYI, here is a smatch warning in upstream kernel: + drivers/staging/comedi/drivers/cb_pcidda.c:660 cb_pcidda_attach_pci() warn: variable dereferenced before check 'pcidev' (see line 659) vim +660 drivers/staging/comedi/drivers/cb_pcidda.c 2c0db011 H Hartley Sweeten 2012-08-16 @659 thisboard = cb_pcidda_find_boardinfo(dev, pcidev); 2c0db011 H Hartley Sweeten 2012-08-16 @660 if (!pcidev) 2c0db011 H Hartley Sweeten 2012-08-16 661 return -ENODEV; It may want to test thisboard rather than pcidev. --- 0-DAY kernel build testing backend Open Source Technology Center Fengguang Wu, Yuanhan Liu Intel Corporation _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/devel