diff --git a/examples/platform/bouffalolab/common/route_hook/bl_route_hook.c b/examples/platform/bouffalolab/common/route_hook/bl_route_hook.c
index 1f376f7adeaee0..f9f35ba8d5da26 100644
--- a/examples/platform/bouffalolab/common/route_hook/bl_route_hook.c
+++ b/examples/platform/bouffalolab/common/route_hook/bl_route_hook.c
@@ -194,7 +194,8 @@ int8_t bl_route_hook_init(void)
 
     hook->netif = lwip_netif;
     hook->pcb   = raw_new_ip_type(IPADDR_TYPE_V6, IP6_NEXTH_ICMP6);
-    if (NULL == hook->pcb) {
+    if (NULL == hook->pcb)
+    {
         ret = -1;
         goto exit;
     }