From 153a2bae71cb93c7ed11160ce95ebc2bec1cd14b Mon Sep 17 00:00:00 2001
From: niruiyu <niruiyu@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 27 Oct 2011 05:24:06 +0000
Subject: Check the device path protocol before opening the PciIo BY_DRIVER.

Signed-off-by: niruiyu
Reviewed-by: jyao1

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12579 6f19259b-4bc3-4df7-8a09-765794883524
---
 .../Csm/BiosThunk/VideoDxe/BiosVideo.c             | 24 +++++++++++-----------
 1 file changed, 12 insertions(+), 12 deletions(-)

(limited to 'IntelFrameworkModulePkg')

diff --git a/IntelFrameworkModulePkg/Csm/BiosThunk/VideoDxe/BiosVideo.c b/IntelFrameworkModulePkg/Csm/BiosThunk/VideoDxe/BiosVideo.c
index bb05ecb191..f8830b1763 100644
--- a/IntelFrameworkModulePkg/Csm/BiosThunk/VideoDxe/BiosVideo.c
+++ b/IntelFrameworkModulePkg/Csm/BiosThunk/VideoDxe/BiosVideo.c
@@ -254,6 +254,18 @@ BiosVideoDriverBindingStart (
     return Status;
   }
 
+  //
+  // Prepare for status code
+  //
+  Status = gBS->HandleProtocol (
+                  Controller,
+                  &gEfiDevicePathProtocolGuid,
+                  (VOID **) &ParentDevicePath
+                  );
+  if (EFI_ERROR (Status)) {
+    return Status;
+  }
+
   //
   // Open the IO Abstraction(s) needed
   //
@@ -269,18 +281,6 @@ BiosVideoDriverBindingStart (
     return Status;
   }
 
-  //
-  // Prepare for status code
-  //
-  Status = gBS->HandleProtocol (
-                  Controller,
-                  &gEfiDevicePathProtocolGuid,
-                  (VOID **) &ParentDevicePath
-                  );
-  if (EFI_ERROR (Status)) {
-    return Status;
-  }
-
   PciAttributesSaved = FALSE;
   //
   // Save original PCI attributes
-- 
cgit