fib: rules: no longer hold RTNL in fib_nl_dumprule()

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- fib rules are already RCU protected, RTNL is not needed
  to get them.

- Fix return value at the end of a dump,
  so that NLMSG_DONE can be appended to current skb,
  saving one recvmsg() system call.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/20240411133340.1332796-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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Eric Dumazet 2024-04-11 13:33:40 +00:00 • committed by Jakub Kicinski

parent 195b7fc53c

commit 32affa5578

1 changed files with 9 additions and 8 deletions

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net/core/fib_rules.c

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