fix nil savedata error proper

server/channelserver/handlers.go

@@ -253,7 +253,7 @@ func logoutPlayer(s *Session) {
 	removeSessionFromStage(s)
 
 	saveData, err := GetCharacterSaveData(s, s.charID)
-	if err != nil || saveData == nil {
+	if err != nil {
 		s.logger.Error("Failed to get savedata")
 		return
 	}

server/channelserver/handlers_character.go

@@ -2,6 +2,7 @@ package channelserver
 
 import (
 	"encoding/binary"
+	"errors"
 	"erupe-ce/common/bfutil"
 	"erupe-ce/common/stringsupport"
 
@@ -58,6 +59,7 @@ func GetCharacterSaveData(s *Session, charID uint32) (*CharacterSaveData, error)
 	}
 	defer result.Close()
 	if !result.Next() {
+		err = errors.New("no savedata found")
 		s.logger.Error("No savedata found", zap.Uint32("charID", charID))
 		return nil, err
 	}

server/channelserver/handlers_guild.go

@@ -785,7 +785,7 @@ func handleDonateRP(s *Session, amount uint16, guild *Guild, isEvent bool) []byt
 	bf := byteframe.NewByteFrame()
 	bf.WriteUint32(0)
 	saveData, err := GetCharacterSaveData(s, s.charID)
-	if err != nil || saveData == nil {
+	if err != nil {
 		return bf.Data()
 	}
 	saveData.RP -= amount