[Coverity-112249] Fixed coverity issue. (NEGATIVE_RETURNS)

Change-Id: I9810f00e9647010ee5a948ef4d07877fd8fbbdbb

diff --git a/NativeLauncher/launcher/dotnet/dotnet_launcher.cc b/NativeLauncher/launcher/dotnet/dotnet_launcher.cc
index a6077ea..52e0af6 100644 (file)
--- a/NativeLauncher/launcher/dotnet/dotnet_launcher.cc
+++ b/NativeLauncher/launcher/dotnet/dotnet_launcher.cc
@@ -338,7 +338,8 @@ int CoreRuntime::launch(const char* appId, const char* root, const char* path, i
 
        int fd2 = open(root, O_DIRECTORY);
        dup3(fd2, fd, O_CLOEXEC);
-       close(fd2);
+       if (fd2 >= 0)
+               close(fd2);
 
        if (pluginBeforeExecute)
                pluginBeforeExecute();