diff --git a/tools/testing/selftests/nci/nci_dev.c b/tools/testing/selftests/nci/nci_dev.c
index c053f5cf2745..23fd38acfcf4 100644
--- a/tools/testing/selftests/nci/nci_dev.c
+++ b/tools/testing/selftests/nci/nci_dev.c
@@ -182,7 +182,7 @@ static int get_family_id(int sd, __u32 pid, __u32 *event_group)
 	} ans;
 	struct nlattr *na;
 	int resp_len;
-	__u16 id;
+	__u16 id = 0;
 	int len;
 	int rc;