Merge pull request #6903 from ton31337/fix/prevent_null_pointer_dereference_for_aspath

bgpd: Reuse bgp_adj_in for attr to avoid null dereference under aspath

diff --cc bgpd/bgp_route.c
index ced550d8b7d03f144e8a520bdb59a4cf59180711,502b40e659e7c42ee858e5d2151f9dda3fa632e0..91acbf6c6d6d7e2985052c71d13c862a9f8cb8a6
--- 1/bgpd/bgp_route.c
--- 2/bgpd/bgp_route.c
+++ b/bgpd/bgp_route.c
@@@ -3060,9 -3060,9 +3060,10 @@@ static uint32_t bgp_filtered_routes_cou
                                          safi_t safi)
  {
        uint32_t count = 0;
 +      bool filtered = false;
        struct bgp_dest *dest;
        struct bgp_adj_in *ain;
+       struct attr attr = {};
        struct bgp_table *table = peer->bgp->rib[afi][safi];
  
        for (dest = bgp_table_top(table); dest; dest = bgp_route_next(dest)) {