sigh....

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@9011 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_cpp.cpp

@@ -373,7 +373,7 @@ SWITCH_DECLARE_CONSTRUCTOR DTMF::DTMF(char idigit, uint32_t iduration)
 	digit = idigit;
 
 	if (iduration == 0) {
-		iduration == SWITCH_DEFAULT_DTMF_DURATION;
+		iduration = SWITCH_DEFAULT_DTMF_DURATION;
 	}
 
 	duration = iduration;