diff --git a/sdk/sdk/src/arch/linux/net_socket.cpp b/sdk/sdk/src/arch/linux/net_socket.cpp
index 0124a13..f188b4c 100644
--- a/sdk/sdk/src/arch/linux/net_socket.cpp
+++ b/sdk/sdk/src/arch/linux/net_socket.cpp
@@ -167,7 +167,7 @@ u_result SocketAddress::getAddressAsString(char * buffer, size_t buffersize) con
 
         break;
     }
-    return ans<=0?RESULT_OPERATION_FAIL:RESULT_OK;
+    return (reinterpret_cast<signed long>(ans)) <= 0 ? RESULT_OPERATION_FAIL:RESULT_OK;
 }
 
 
diff --git a/sdk/sdk/src/hal/event.h b/sdk/sdk/src/hal/event.h
index 5e05234..0ab2ef7 100644
--- a/sdk/sdk/src/hal/event.h
+++ b/sdk/sdk/src/hal/event.h
@@ -42,7 +42,7 @@ class Event
     enum
     {
         EVENT_OK = 1,
-        EVENT_TIMEOUT = -1,
+        EVENT_TIMEOUT = 0xFF,
         EVENT_FAILED = 0,
     };