SessionManager: Remove common indirections by temp variables
SessionManager: Remove common indirections by temp variables

jpfr/open62541,open62541/open62541,StalderT/open62541,JGrothoff/open62541,StalderT/open62541,jpfr/open62541,open62541/open62541,open62541/open62541,StalderT/open62541,jpfr/open62541,jpfr/open62541,StalderT/open62541,open62541/open62541,JGrothoff/open62541,JGrothoff/open62541,JGrothoff/open62541