efi_loader: efi_disk_register: correctly determine if_type_name

The interface type name can be used to look up the interface type.
Don't confound it with the driver name which may be different.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/lib/efi_loader/efi_disk.c b/lib/efi_loader/efi_disk.c
index 8771e88..da92729 100644
--- a/lib/efi_loader/efi_disk.c
+++ b/lib/efi_loader/efi_disk.c
@@ -330,7 +330,7 @@
 	     dev;
 	     uclass_next_device_check(&dev)) {
 		struct blk_desc *desc = dev_get_uclass_platdata(dev);
-		const char *if_typename = dev->driver->name;
+		const char *if_typename = blk_get_if_type_name(desc->if_type);
 
 		printf("Scanning disk %s...\n", dev->name);