Merge pull request #903 from joakimeriksson/rtable-fix
avoid updating routes that already are correct
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commit
e67cd7369e
1 changed files with 7 additions and 0 deletions
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@ -269,9 +269,16 @@ uip_ds6_route_add(uip_ipaddr_t *ipaddr, uint8_t length,
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one first. */
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r = uip_ds6_route_lookup(ipaddr);
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if(r != NULL) {
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uip_ipaddr_t *current_nexthop;
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current_nexthop = uip_ds6_route_nexthop(r);
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if(uip_ipaddr_cmp(nexthop, current_nexthop)) {
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/* no need to update route - already correct! */
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return r;
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}
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PRINTF("uip_ds6_route_add: old route for ");
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PRINT6ADDR(ipaddr);
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PRINTF(" found, deleting it\n");
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uip_ds6_route_rm(r);
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}
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{
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