samples: handle failure to connect in RAS samples

Handle errors while connecting more gracefully.

Signed-off-by: Olivier Lesage <[email protected]>

Author: olivier-le-sage

samples/bluetooth/channel_sounding_ras_initiator/src/main.c

@@ -347,13 +347,13 @@ static void connected_cb(struct bt_conn *conn, uint8_t err)
 	if (err) {
 		bt_conn_unref(conn);
 		connection = NULL;
-	}
-
-	connection = bt_conn_ref(conn);
+	} else {
+		connection = bt_conn_ref(conn);
 
-	k_sem_give(&sem_connected);
+		k_sem_give(&sem_connected);
 
-	dk_set_led_on(CON_STATUS_LED);
+		dk_set_led_on(CON_STATUS_LED);
+	}
 }
 
 static void disconnected_cb(struct bt_conn *conn, uint8_t reason)

samples/bluetooth/channel_sounding_ras_reflector/src/main.c

@@ -45,13 +45,13 @@ static void connected_cb(struct bt_conn *conn, uint8_t err)
 	if (err) {
 		bt_conn_unref(conn);
 		connection = NULL;
-	}
-
-	connection = bt_conn_ref(conn);
+	} else {
+		connection = bt_conn_ref(conn);
 
-	k_sem_give(&sem_connected);
+		k_sem_give(&sem_connected);
 
-	dk_set_led_on(CON_STATUS_LED);
+		dk_set_led_on(CON_STATUS_LED);
+	}
 }
 
 static void disconnected_cb(struct bt_conn *conn, uint8_t reason)