Fix an incorrect call to ast_string_field_free_memory which caused a crash in the logger.

Since the message structure is allocated using ast_calloc_with_stringfields we do not need to
free the memory used for the stringfields as it will get freed when the message structure is.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@197570 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/logger.c

@@ -987,7 +987,6 @@ static void *logger_thread(void *data)
 				logger_print_verbose(msg);
 
 			/* Free the data since we are done */
-			ast_string_field_free_memory(msg);
 			ast_free(msg);
 		}