diff --git a/lib/efi_loader/efi_device_path.c b/lib/efi_loader/efi_device_path.c
index 2262782..ab28b2f 100644
--- a/lib/efi_loader/efi_device_path.c
+++ b/lib/efi_loader/efi_device_path.c
@@ -66,6 +66,7 @@ static void *dp_alloc(size_t sz)
 		return NULL;
 	}
 
+	memset(buf, 0, sz);
 	return buf;
 }