[U-Boot] [PATCH v3 20/26] efi_loader: implement a file delete

[Akashi, Takahiro]

From: AKASHI Takahiro <takahiro.aka...@linaro.org>

'Delete' will be implemented here by calling fs_unlink() which relies on
underlying file system's implementation.

Signed-off-by: AKASHI Takahiro <takahiro.aka...@linaro.org>
---
 lib/efi_loader/efi_file.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/lib/efi_loader/efi_file.c b/lib/efi_loader/efi_file.c
index 6ec98c80227e..e726bb0eb2d2 100644
--- a/lib/efi_loader/efi_file.c
+++ b/lib/efi_loader/efi_file.c
@@ -229,9 +229,21 @@ static efi_status_t EFIAPI efi_file_close(struct 
efi_file_handle *file)
 static efi_status_t EFIAPI efi_file_delete(struct efi_file_handle *file)
 {
        struct file_handle *fh = to_fh(file);
+       efi_status_t ret = EFI_SUCCESS;
+
        EFI_ENTRY("%p", file);
+
+       if (set_blk_dev(fh)) {
+               ret = EFI_DEVICE_ERROR;
+               goto error;
+       }
+
+       if (fs_unlink(fh->path))
+               ret = EFI_DEVICE_ERROR;
        file_close(fh);
-       return EFI_EXIT(EFI_WARN_DELETE_FAILURE);
+
+error:
+       return EFI_EXIT(ret);
 }
 
 static efi_status_t file_read(struct file_handle *fh, u64 *buffer_size,
-- 
2.18.0

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