diff options
Diffstat (limited to 'src/interface/efi/efi_local.c')
| -rw-r--r-- | src/interface/efi/efi_local.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/interface/efi/efi_local.c b/src/interface/efi/efi_local.c index bd010ad..79ea822 100644 --- a/src/interface/efi/efi_local.c +++ b/src/interface/efi/efi_local.c @@ -307,6 +307,7 @@ static int efi_local_open_volume ( struct efi_local *local, EFI_GUID *protocol = &efi_simple_file_system_protocol_guid; int ( * check ) ( struct efi_local *local, EFI_HANDLE device, EFI_FILE_PROTOCOL *root, const char *volume ); + EFI_DEVICE_PATH_PROTOCOL *path; EFI_FILE_PROTOCOL *root; EFI_HANDLE *handles; EFI_HANDLE device; @@ -328,8 +329,18 @@ static int efi_local_open_volume ( struct efi_local *local, } check = efi_local_check_volume_name; } else { - /* Use our loaded image's device handle */ - handles = &efi_loaded_image->DeviceHandle; + /* Locate filesystem from which we were loaded */ + path = efi_loaded_image_path; + if ( ( efirc = bs->LocateDevicePath ( protocol, &path, + &device ) ) != 0 ) { + rc = -EEFI ( efirc ); + DBGC ( local, "LOCAL %p could not locate file system " + "on %s: %s\n", local, + efi_devpath_text ( efi_loaded_image_path ), + strerror ( rc ) ); + return rc; + } + handles = &device; num_handles = 1; check = NULL; } |