Detlef Riekenberg : setupapi: Avoid crash in SetupCloseInfFile.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8be4e8537c74a655ac535699eefe8c65a2f6445a
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=8be4e8537c74a655ac535699eefe8c65a2f6445a

Author: Detlef Riekenberg <wine.dev at web.de>
Date:   Mon Jul  9 19:31:23 2007 +0200

setupapi: Avoid crash in SetupCloseInfFile.

---

 dlls/setupapi/parser.c       |    2 +-
 dlls/setupapi/tests/parser.c |    5 +++++
 2 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/dlls/setupapi/parser.c b/dlls/setupapi/parser.c
index 6ddc1f2..ea410f8 100644
--- a/dlls/setupapi/parser.c
+++ b/dlls/setupapi/parser.c
@@ -1231,7 +1231,7 @@ void WINAPI SetupCloseInfFile( HINF hinf )
     struct inf_file *file = hinf;
     unsigned int i;
 
-    if (!file) return;
+    if (!hinf || (hinf == INVALID_HANDLE_VALUE)) return;
 
     for (i = 0; i < file->nb_sections; i++) HeapFree( GetProcessHeap(), 0, file->sections[i] );
     HeapFree( GetProcessHeap(), 0, file->filename );
diff --git a/dlls/setupapi/tests/parser.c b/dlls/setupapi/tests/parser.c
index 2bb493e..2585f6d 100644
--- a/dlls/setupapi/tests/parser.c
+++ b/dlls/setupapi/tests/parser.c
@@ -405,6 +405,11 @@ static void test_close_inf_file(void)
     SetLastError(0xdeadbeef);
     SetupCloseInfFile(NULL);
     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %u\n", GetLastError());
+
+    SetLastError(0xdeadbeef);
+    SetupCloseInfFile(INVALID_HANDLE_VALUE);
+    ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %u\n", GetLastError());
+
 }
 
 static const char *contents = "[Version]\n"