Don't crash if `sysctl.conf` has no options for parsing

This fixes the broken Codeberg CI.

diff --git a/kernel_hardening_checker/engine.py b/kernel_hardening_checker/engine.py
index 139660a72676486832942d1c8e886de05b69ad78..45bebb4efbdbfa1bfffb9f69f22c3a46c1007f17 100755 (executable)
--- a/kernel_hardening_checker/engine.py
+++ b/kernel_hardening_checker/engine.py
@@ -348,7 +348,6 @@ def populate_simple_opt_with_data(opt: SimpleOptCheckType, data: DictOrTuple, da
     assert(opt.opt_type != 'complex'), f'unexpected opt_type "{opt.opt_type}" for {opt}'
     assert(opt.opt_type in SIMPLE_OPTION_TYPES), f'invalid opt_type "{opt.opt_type}"'
     assert(data_type in SIMPLE_OPTION_TYPES), f'invalid data_type "{data_type}"'
-    assert(data), 'empty data'
 
     if data_type != opt.opt_type:
         return