diff options
Diffstat (limited to 'lib/snmp/src/agent/snmpa_net_if.erl')
| -rw-r--r-- | lib/snmp/src/agent/snmpa_net_if.erl | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/lib/snmp/src/agent/snmpa_net_if.erl b/lib/snmp/src/agent/snmpa_net_if.erl index bc0777a7dd..3a91cf4033 100644 --- a/lib/snmp/src/agent/snmpa_net_if.erl +++ b/lib/snmp/src/agent/snmpa_net_if.erl @@ -945,6 +945,12 @@ system_terminate(Reason, _Parent, _Dbg, #state{log = Log}) -> do_close_log(Log), exit(Reason). +system_code_change(OldState, _Module, _OldVsn, downgrade_to_pre_4_16) -> + {OldLog, Type} = OldState#state.log, + NewLog = snmp_log:downgrade(OldLog), + NewState = OldState#state{log = {NewLog, Type}}, + {ok, NewState}; + system_code_change(OldState, _Module, _OldVsn, upgrade_from_pre_4_16) -> Initial = ?ATL_SEQNO_INITIAL, Max = ?ATL_SEQNO_MAX, @@ -952,12 +958,11 @@ system_code_change(OldState, _Module, _OldVsn, upgrade_from_pre_4_16) -> Function = increment_counter, Args = [atl_seqno, Initial, Max], SeqNoGen = {Module, Function, Args}, - NewLog = snmp_log:upgrade(OldState#state.log, SeqNoGen), - NewState = OldState#state{log = NewLog}, - {ok, NewState}; -system_code_change(OldState, _Module, _OldVsn, downgrade_to_pre_4_16) -> - NewState = OldState#state{log = snmp_log:downgrade(OldState#state.log)}, + {OldLog, Type} = OldState#state.log, + NewLog = snmp_log:upgrade(OldLog, SeqNoGen), + NewState = OldState#state{log = {NewLog, Type}}, {ok, NewState}; + system_code_change(S, _Module, _OldVsn, _Extra) -> {ok, S}. |