Fix no-return-in-nonvoid-function ipaccess-auth.c:80

OBS post-build check complained:

Change-Id: Id1368f308f0af6ac88334002a8aa1e90737e563b
I: Program returns random data in a function
E: libtelnet no-return-in-nonvoid-function ipaccess-auth.c:80
1 file changed