[USETUP] Check for invalid INF handles before doing operations.

diff --git a/base/setup/usetup/spapisup/infsupp.c b/base/setup/usetup/spapisup/infsupp.c
index af18c49..9821297 100644 (file)
--- a/base/setup/usetup/spapisup/infsupp.c
+++ b/base/setup/usetup/spapisup/infsupp.c
@@ -43,6 +43,8 @@ WINAPI
 SetupCloseInfFile(
     IN HINF InfHandle)
 {
 SetupCloseInfFile(
     IN HINF InfHandle)
 {

+    if (InfHandle == INVALID_HANDLE_VALUE)
+        return;

     InfCloseFile(InfHandle);
 }
 
     InfCloseFile(InfHandle);
 }
 


@@ -58,6 +60,9 @@ SetupFindFirstLineW(
     PINFCONTEXT pContext;
     BOOL ret;
 
     PINFCONTEXT pContext;
     BOOL ret;
 

+    if (InfHandle == INVALID_HANDLE_VALUE)
+        return FALSE;
+

     ret = InfFindFirstLine(InfHandle, Section, Key, &pContext);
     if (!ret)
         return FALSE;
     ret = InfFindFirstLine(InfHandle, Section, Key, &pContext);
     if (!ret)
         return FALSE;