Hi, > I do not have any Huawei NCM device, so I cannot really test the new > huawei_cdc_ncm. > A simple test would be just reverting commit 9fea037de5f3 ("net: > cdc_ncm: remove non-standard NCM device IDs"), to make the cdc_ncm > driver (with all the recent changes) handle this device again. I have done the steps above. The two devices bind now to cdc_ncm again, but they still don't work. > > If that still does not change anything, then I'd really appreciate it if > you could run through (assuming the v3.11 driver was OK): > > git bisect start 9fea037de5f3 v3.11 -- drivers/net/usb/cdc_ncm.c > > This should pinpoint the exact change to cdc_ncm.c that made your device > start failing, assuming it is a cdc_ncm change that is the cause... This test is ongoing (compiling on cheap netbooks takes time) > > Actually it would be good to first verify that v3.11 version of cdc_ncm > still works on top of net-next, eliminating any core changes: > > git reset v3.11 drivers/net/usb/cdc_ncm.c include/linux/usb/cdc_ncm.h > git checkout drivers/net/usb/cdc_ncm.c include/linux/usb/cdc_ncm.h If compiling fails, I will do that. Thanks so far for your support. > > Run > > git reset --hard > > to get back to a clean HEAD after that test. If that didn't work, then > there is no need to run the limited bisect command above. But you might > consider doing a full bisect from the last working kernel version > instead. This will be a few more steps, though. The last working version is release 3.12. Don't worry to much. Maybe the netfilter people made some things temporally broken, or I inherit the wrong .config of the kernel. The chance is good, that the error is sitting in front of my desk. Thomas -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html