[U-Boot] [PATCH v2 18/23] efi_loader: implement a pseudo "file delete"

[AKASHI Takahiro]

This patch is necessary to run SCT.efi (UEFI Self-Certification Test).
Returning EFI_SUCCESS can cheat SCT execution.

Signed-off-by: AKASHI Takahiro <takahiro.akashi at linaro.org>
---
 lib/efi_loader/efi_file.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/efi_loader/efi_file.c b/lib/efi_loader/efi_file.c
index 6ec98c80227e..12044a0c7196 100644
--- a/lib/efi_loader/efi_file.c
+++ b/lib/efi_loader/efi_file.c
@@ -226,12 +226,20 @@ static efi_status_t EFIAPI efi_file_close(struct efi_file_handle *file)
 	return EFI_EXIT(file_close(fh));
 }
 
+static efi_status_t EFIAPI efi_file_write(struct efi_file_handle *file,
+					  efi_uintn_t *buffer_size,
+					  void *buffer);
+
 static efi_status_t EFIAPI efi_file_delete(struct efi_file_handle *file)
 {
 	struct file_handle *fh = to_fh(file);
+	efi_uintn_t size = 0;
 	EFI_ENTRY("%p", file);
+
+	/* TODO: implement real 'delete' */
+	efi_file_write(file, &size, NULL);
 	file_close(fh);
-	return EFI_EXIT(EFI_WARN_DELETE_FAILURE);
+	return EFI_SUCCESS;
 }
 
 static efi_status_t file_read(struct file_handle *fh, u64 *buffer_size,
-- 
2.18.0