[IPHLPAPI] Fix for hasArp which crashes some iphlpapi tests. (#3216)

CORE-16513

diff --git a/dll/win32/iphlpapi/ifenum_reactos.c b/dll/win32/iphlpapi/ifenum_reactos.c
index 77fe4cf..cff14cd 100644 (file)
--- a/dll/win32/iphlpapi/ifenum_reactos.c
+++ b/dll/win32/iphlpapi/ifenum_reactos.c
@@ -149,7 +149,8 @@ BOOL hasArp( HANDLE tcpFile, TDIEntityID *arp_maybe ) {
                               NULL );
     if( !NT_SUCCESS(status) ) return FALSE;
 
-    return (type & AT_ARP);
+    /* AT_ARP corresponds to an individual TDI entity type */
+    return (type == AT_ARP);
 }
 
 static NTSTATUS getInterfaceInfoSet( HANDLE tcpFile,