Allow creating boot options without file path, e.g.
efidebug boot add -b 0001 'short dev only' host 0:1 '' efidebug boot add -B 0002 'long dev only' host 0:1 ''
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- lib/efi_loader/efi_device_path.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/lib/efi_loader/efi_device_path.c b/lib/efi_loader/efi_device_path.c index 50a988c561..c511abcd5e 100644 --- a/lib/efi_loader/efi_device_path.c +++ b/lib/efi_loader/efi_device_path.c @@ -1002,12 +1002,14 @@ struct efi_device_path *efi_dp_from_file(struct blk_desc *desc, int part, buf = dp_part_fill(buf, desc, part);
/* add file-path: */ - fp = buf; - fp->dp.type = DEVICE_PATH_TYPE_MEDIA_DEVICE; - fp->dp.sub_type = DEVICE_PATH_SUB_TYPE_FILE_PATH; - fp->dp.length = (u16)fpsize; - path_to_uefi(fp->str, path); - buf += fpsize; + if (*path) { + fp = buf; + fp->dp.type = DEVICE_PATH_TYPE_MEDIA_DEVICE; + fp->dp.sub_type = DEVICE_PATH_SUB_TYPE_FILE_PATH; + fp->dp.length = (u16)fpsize; + path_to_uefi(fp->str, path); + buf += fpsize; + }
*((struct efi_device_path *)buf) = END;
-- 2.36.1