ipv6: Notify route if replacing currently offloaded one

Similar to the corresponding IPv4 patch, only notify the new route if it is replacing the currently offloaded one. Meaning, the one pointed to by 'fn->leaf'. Signed-off-by: Ido Schimmel <[email protected]> Reviewed-by: Jiri Pirko <[email protected]> Reviewed-by: David Ahern <[email protected]> Signed-off-by: David S. Miller <[email protected]>
kawasaki · Dec 25, 2019 · 51bf7f3 · 51bf7f3
1 parent c10c427
commit 51bf7f3
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
@@ -1231,6 +1231,13 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct fib6_info *rt,
 		}
 
 		if (!info->skip_notify_kernel) {
+			enum fib_event_type fib_event;
+
+			fib_event = FIB_EVENT_ENTRY_REPLACE_TMP;
+			if (ins == &fn->leaf)
+				err = call_fib6_entry_notifiers(info->nl_net,
+								fib_event, rt,
+								extack);
 			err = call_fib6_entry_notifiers(info->nl_net,
 							FIB_EVENT_ENTRY_REPLACE,
 							rt, extack);