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Commit 4ab042eb authored by Adam Dunkels's avatar Adam Dunkels
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parents a06cf93e 7b50b87e
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......@@ -144,7 +144,7 @@ should_send_dao(rpl_dag_t *dag, rpl_dio_t *dio, rpl_parent_t *p)
{
/* if MOP is set to no downward routes no DAO should be sent */
if(dag->mop == RPL_MOP_NO_DOWNWARD_ROUTES) return 0;
return dio->dtsn > p->dtsn && p == dag->preferred_parent;
return dio->dtsn != p->dtsn && p == dag->preferred_parent;
}
/************************************************************************/
static int
......
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