efi_loader: efi_dp_find_obj() add protocol check

Let function efi_dp_find_obj() additionally check if a given protocol is
installed on the handle relating to the device-path.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/efi_loader.h b/include/efi_loader.h
index 6271d40125..1ae47a8713 100644
--- a/include/efi_loader.h
+++ b/include/efi_loader.h
@@ -731,6 +731,7 @@ struct efi_device_path *efi_dp_next(const struct efi_device_path *dp);
 int efi_dp_match(const struct efi_device_path *a,
 		 const struct efi_device_path *b);
 efi_handle_t efi_dp_find_obj(struct efi_device_path *dp,
+			     const efi_guid_t *guid,
 			     struct efi_device_path **rem);
 /* get size of the first device path instance excluding end node */
 efi_uintn_t efi_dp_instance_size(const struct efi_device_path *dp);