On Monday, 31. August 2015 10:58:43 [email protected] wrote: > I'm trying to figure out a way to find out which usb port a device is > connected to. I have mulitiple of the same type of FT2232H chips hooked > up. libusb has this command libusb_get_port_numbers. but it takes a > libusb_device as an argument. > > I tried to use libusb_get_device((&ftdic)->usb_dev), but this gave me a > segfault.
The construct "(&ftdic)->usb_dev" looks a bit unusual. Please show the full variable declaration of "ftdic" if this problem is still of concern. Also, if you get a segfault, you can always try to run your program with "valgrind" or gdb to get a meaningful stacktrace. Best regards, Thomas -- libftdi - see http://www.intra2net.com/en/developer/libftdi for details. To unsubscribe send a mail to [email protected]
