Merge pull request #7160 from cgundogan/pr/rpl_parent_lifetime_fix

rpl: send dis near parent timeout
6 years ago · bb48818b40
1 changed files with 1 additions and 1 deletions
--- a/sys/net/gnrc/routing/rpl/gnrc_rpl.c
+++ b/sys/net/gnrc/routing/rpl/gnrc_rpl.c
@ -259,7 +259,7 @@ void _update_lifetime(void)
        parent = &gnrc_rpl_parents[i];
        if (parent->state != 0) {
            if (parent->lifetime > GNRC_RPL_LIFETIME_UPDATE_STEP) {
-                if (parent->lifetime > (2 * GNRC_RPL_LIFETIME_UPDATE_STEP)) {
+                if (parent->lifetime <= (2 * GNRC_RPL_LIFETIME_UPDATE_STEP)) {
                    gnrc_rpl_send_DIS(parent->dodag->instance, &parent->addr);
                }
                parent->lifetime -= GNRC_RPL_LIFETIME_UPDATE_STEP;