2014-07-18 23:48 GMT+03:00 Julian Anastasov <ja@xxxxxx>: > The above check ensures the set_arglen[] value (some > struct size) does not exceed the arg[MAX_ARG_LEN] space. You can check > commit 04bcef2a83f40c ("ipvs: Add boundary check on ioctl arguments") > for more info. Thanks for info. What about static check at compilation time? #if (DAEMON_ARG_LEN > MAX_ARG_LEN) \ || (SERVICE_ARG_LEN > MAX_ARG_LEN) \ || (SVCDEST_ARG_LEN > MAX_ARG_LEN) #error MAX_ARG_LEN exceeded in set_arglen table #endif -- Andrey Utkin -- To unsubscribe from this list: send the line "unsubscribe lvs-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html