diff --git a/lib/hci.c b/lib/hci.c
index 4bd33f2..53af0a1 100644
--- a/lib/hci.c
+++ b/lib/hci.c
@@ -1246,12 +1246,14 @@ int hci_send_req(int dd, struct hci_request *r, int to)
 
 failed:
 	err = errno;
-	setsockopt(dd, SOL_HCI, HCI_FILTER, &of, sizeof(of));
+	if (setsockopt(dd, SOL_HCI, HCI_FILTER, &of, sizeof(of)) < 0)
+		err = errno;
 	errno = err;
 	return -1;
 
 done:
-	setsockopt(dd, SOL_HCI, HCI_FILTER, &of, sizeof(of));
+	if (setsockopt(dd, SOL_HCI, HCI_FILTER, &of, sizeof(of)) < 0)
+		return -1;
 	return 0;
 }
 
diff --git a/lib/sdp.c b/lib/sdp.c
index ebaed3e..844ae0d 100644
--- a/lib/sdp.c
+++ b/lib/sdp.c
@@ -4705,7 +4705,8 @@ static int sdp_connect_l2cap(const bdaddr_t *src,
 
 	if (flags & SDP_WAIT_ON_CLOSE) {
 		struct linger l = { .l_onoff = 1, .l_linger = 1 };
-		setsockopt(sk, SOL_SOCKET, SO_LINGER, &l, sizeof(l));
+		if (setsockopt(sk, SOL_SOCKET, SO_LINGER, &l, sizeof(l)) < 0)
+			return -1;
 	}
 
 	if ((flags & SDP_LARGE_MTU) &&