First patch fixes a recent syzbot report.

Second patch is inspired by numerous syzbot soft lockup
reports with RTNL pressure.

Eric Dumazet (2):
  tipc: fix UAF in cleanup_bearer() due to premature dst_cache_destroy()
  tipc: avoid busy looping in tipc_exit_net()

 net/tipc/core.c      |  4 ++--
 net/tipc/udp_media.c | 19 ++++++++++++++-----
 2 files changed, 16 insertions(+), 7 deletions(-)

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2.55.0.rc0.799.gd6f94ed593-goog