diff --git a/include/nuttx/streams.h b/include/nuttx/streams.h
index e23b602476..214d61d815 100644
--- a/include/nuttx/streams.h
+++ b/include/nuttx/streams.h
@@ -255,10 +255,10 @@ struct lib_syslograwstream_s
 #  else
   char buffer[CONFIG_SYSLOG_BUFSIZE];
 #  endif
-#endif
   FAR char *base;
   int size;
   int offset;
+#endif
   int last_ch;
 };
 
diff --git a/libs/libc/stream/lib_syslograwstream.c b/libs/libc/stream/lib_syslograwstream.c
index 6097ea654e..5028eac130 100644
--- a/libs/libc/stream/lib_syslograwstream.c
+++ b/libs/libc/stream/lib_syslograwstream.c
@@ -288,14 +288,19 @@ void lib_syslograwstream_open(FAR struct lib_syslograwstream_s *stream)
       stream->base = (FAR void *)stream->iob->io_data;
       stream->size = sizeof(stream->iob->io_data);
     }
+  else
+    {
+      stream->base = NULL;
+      stream->size = 0;
+    }
 #  else
   stream->base = stream->buffer;
   stream->size = sizeof(stream->buffer);
 #  endif
+  stream->offset = 0;
 #else
   stream->public.flush = lib_noflush;
 #endif
-  stream->offset = 0;
 }
 
 /****************************************************************************