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Merge pull request #903 from joakimeriksson/rtable-fix

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avoid updating routes that already are correct
This commit is contained in:
Nicolas Tsiftes 2015-02-09 21:41:52 +01:00
commit e67cd7369e
1 changed files with 7 additions and 0 deletions
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7
core/net/ipv6/uip-ds6-route.c
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@ -269,9 +269,16 @@ uip_ds6_route_add(uip_ipaddr_t *ipaddr, uint8_t length,
one first. */
r = uip_ds6_route_lookup(ipaddr);
if(r != NULL) {
uip_ipaddr_t *current_nexthop;
current_nexthop = uip_ds6_route_nexthop(r);
if(uip_ipaddr_cmp(nexthop, current_nexthop)) {
/* no need to update route - already correct! */
return r;
}
PRINTF("uip_ds6_route_add: old route for ");
PRINT6ADDR(ipaddr);
PRINTF(" found, deleting it\n");
uip_ds6_route_rm(r);
}
{