diff options
| -rw-r--r-- | SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c b/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c index 1b6f888..2a26c20 100644 --- a/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c +++ b/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c @@ -123,6 +123,8 @@ OpenFileByDevicePath( EFI_FILE_PROTOCOL *Handle1;
EFI_FILE_PROTOCOL *Handle2;
EFI_HANDLE DeviceHandle;
+ CHAR16 *PathName;
+ UINTN PathLength;
if ((FilePath == NULL || FileHandle == NULL)) {
return EFI_INVALID_PARAMETER;
@@ -173,6 +175,11 @@ OpenFileByDevicePath( //
Handle2 = Handle1;
Handle1 = NULL;
+ PathLength = DevicePathNodeLength (*FilePath) - sizeof (EFI_DEVICE_PATH_PROTOCOL);
+ PathName = AllocateCopyPool (PathLength, ((FILEPATH_DEVICE_PATH*)*FilePath)->PathName);
+ if (PathName == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
//
// Try to test opening an existing file
@@ -180,7 +187,7 @@ OpenFileByDevicePath( Status = Handle2->Open (
Handle2,
&Handle1,
- ((FILEPATH_DEVICE_PATH*)*FilePath)->PathName,
+ PathName,
OpenMode &~EFI_FILE_MODE_CREATE,
0
);
@@ -192,7 +199,7 @@ OpenFileByDevicePath( Status = Handle2->Open (
Handle2,
&Handle1,
- ((FILEPATH_DEVICE_PATH*)*FilePath)->PathName,
+ PathName,
OpenMode,
Attributes
);
@@ -202,6 +209,8 @@ OpenFileByDevicePath( //
Handle2->Close (Handle2);
+ FreePool (PathName);
+
if (EFI_ERROR(Status)) {
return (Status);
}
|