NetBuffer: Check result of FlattenedSize() for error

CID 610923
2015-07-03 14:31:57 -04:00
parent 5889eb7c47
commit a495c5e69a
1 changed files with 5 additions and 1 deletions
@@ -202,7 +202,11 @@ BNetBuffer::AppendMessage(const BMessage& data)
 {
 	char stackFlattenedData[STACK_BUFFER_SIZE];

-	size_t dataSize = data.FlattenedSize();
+	ssize_t dataSize = data.FlattenedSize();
+
+	if (dataSize < B_OK)
+		return dataSize;
+
 	if (dataSize == 0)
 		return B_ERROR;