diff --git a/core/net/rpl/rpl-dag.c b/core/net/rpl/rpl-dag.c
index 33961e8c1..003432852 100644
--- a/core/net/rpl/rpl-dag.c
+++ b/core/net/rpl/rpl-dag.c
@@ -83,7 +83,8 @@ rpl_instance_t *default_instance;
 
 /*---------------------------------------------------------------------------*/
 uip_ds6_nbr_t *
-rpl_get_nbr(rpl_parent_t *parent) {
+rpl_get_nbr(rpl_parent_t *parent)
+{
   linkaddr_t *lladdr = NULL;
   lladdr = nbr_table_get_lladdr(rpl_parents, parent);
   if(lladdr != NULL) {
@@ -93,9 +94,7 @@ rpl_get_nbr(rpl_parent_t *parent) {
     return NULL;
   }
 }
-
 /*---------------------------------------------------------------------------*/
-
 static void
 nbr_callback(void *ptr)
 {
diff --git a/core/net/rpl/rpl-mrhof.c b/core/net/rpl/rpl-mrhof.c
index 4437e5e30..9a4b76333 100644
--- a/core/net/rpl/rpl-mrhof.c
+++ b/core/net/rpl/rpl-mrhof.c
@@ -127,9 +127,10 @@ neighbor_link_callback(rpl_parent_t *p, int status, int numtx)
 
   nbr = rpl_get_nbr(p);
   if(nbr == NULL) {
-    /* No neighbor for this parent - something bad has occured!??? */
+    /* No neighbor for this parent - something bad has occured */
     return;
   }
+
   recorded_etx = nbr->link_metric;
 
   /* Do not penalize the ETX when collisions or transmission errors occur. */