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| author | Eric Dumazet <edumazet@google.com> | 2024-10-09 18:44:03 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-10-11 15:35:05 -0700 |
| commit | e60ea45447768c48309b944596a8a34f6bae50e2 (patch) | |
| tree | fc1830061b00718564b760fe1239ffcbdb37f321 /net/ipv6/fib6_rules.c | |
| parent | 16207384d29287a19f81436e1953b41946aa8258 (diff) | |
| download | linux-e60ea45447768c48309b944596a8a34f6bae50e2.tar.gz linux-e60ea45447768c48309b944596a8a34f6bae50e2.tar.bz2 linux-e60ea45447768c48309b944596a8a34f6bae50e2.zip | |
ipv6: use READ_ONCE()/WRITE_ONCE() on fib6_table->fib_seq
Using RTNL to protect ops->fib_rules_seq reads seems a big hammer.
Writes are protected by RTNL.
We can use READ_ONCE() when reading it.
Constify 'struct net' argument of fib6_tables_seq_read() and
fib6_rules_seq_read().
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://patch.msgid.link/20241009184405.3752829-4-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6/fib6_rules.c')
| -rw-r--r-- | net/ipv6/fib6_rules.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c index 04a9ed5e8310..c85c1627cb16 100644 --- a/net/ipv6/fib6_rules.c +++ b/net/ipv6/fib6_rules.c @@ -56,7 +56,7 @@ int fib6_rules_dump(struct net *net, struct notifier_block *nb, return fib_rules_dump(net, nb, AF_INET6, extack); } -unsigned int fib6_rules_seq_read(struct net *net) +unsigned int fib6_rules_seq_read(const struct net *net) { return fib_rules_seq_read(net, AF_INET6); } |