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Do not trigger global repair when forwarding error is detected

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This commit is contained in:
Laurent Deru 2014-01-22 15:26:43 +01:00
parent fb05d22623
commit 778d40dab7
1 changed files with 5 additions and 12 deletions
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17
core/net/rpl/rpl-ext-header.c
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@ -105,19 +105,12 @@ rpl_verify_header(int uip_ext_opt_offset)
route = uip_ds6_route_lookup(&UIP_IP_BUF->destipaddr);
if(route != NULL) {
uip_ds6_route_rm(route);
/* If we are the root and just needed to remove a DAO route,
chances are that the network needs to be repaired. The
rpl_repair_root() function will cause a global repair if we
happen to be the root node of the dag. */
PRINTF("RPL: initiate global repair\n");
rpl_repair_root(instance->instance_id);
}
/* Remove the forwarding error flag and return 0 to let the packet
be forwarded again. */
UIP_EXT_HDR_OPT_RPL_BUF->flags &= ~RPL_HDR_OPT_FWD_ERR;
return 0;
RPL_STAT(rpl_stats.forward_errors++);
/* Trigger DAO retransmission */
rpl_reset_dio_timer(instance);
/* drop the packet as it is not routable */
return 1;
}
if(!instance->current_dag->joined) {