Minor stability patch for multi-threading console output (#3284)

lib/core/dump.py

@@ -20,6 +20,7 @@ from lib.core.common import dataToStdout
 from lib.core.common import getSafeExString
 from lib.core.common import getUnicode
 from lib.core.common import isListLike
+from lib.core.common import isMultiThreadMode
 from lib.core.common import normalizeUnicode
 from lib.core.common import openFile
 from lib.core.common import prioritySortColumns
@@ -74,7 +75,8 @@ class Dump(object):
         if console:
             dataToStdout(text)
 
-        if kb.get("multiThreadMode"):
+        multiThreadMode = isMultiThreadMode()
+        if multiThreadMode:
             self._lock.acquire()
 
         try:
@@ -83,7 +85,7 @@ class Dump(object):
             errMsg = "error occurred while writing to log file ('%s')" % getSafeExString(ex)
             raise SqlmapGenericException(errMsg)
 
-        if kb.get("multiThreadMode"):
+        if multiThreadMode:
             self._lock.release()
 
         kb.dataOutputFlag = True