Hi, When I try to compile the my driver on linux 2.6.31 ( rhel6) I used to get below mentioned error message. So please let me know how I can overcome with this error message. “FATAL:modpost: GPL-incompatible module testdr.ko uses GPL-only symbol ‘lockdep_init_map’ Thanks in advance for your support. Regards, Sandeep -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ