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| author | Eric Dumazet <edumazet@google.com> | 2024-06-04 11:16:03 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-12-14 19:53:33 +0100 |
| commit | ad3c88eb3cc53f881cbbf41d584a9451c5d0e7e4 (patch) | |
| tree | 28126d8e98e578e32a5115412d0464aa134c92dc /include/net | |
| parent | adf86509384a70a4780bc94eee43f15e8d36ce01 (diff) | |
| download | linux-ad3c88eb3cc53f881cbbf41d584a9451c5d0e7e4.tar.gz linux-ad3c88eb3cc53f881cbbf41d584a9451c5d0e7e4.tar.bz2 linux-ad3c88eb3cc53f881cbbf41d584a9451c5d0e7e4.zip | |
net: use unrcu_pointer() helper
[ Upstream commit b4cb4a1391dcdc640c4ade003aaf0ee19cc8d509 ]
Toke mentioned unrcu_pointer() existence, allowing
to remove some of the ugly casts we have when using
xchg() for rcu protected pointers.
Also make inet_rcv_compat const.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Toke Høiland-Jørgensen <toke@redhat.com>
Reviewed-by: Toke Høiland-Jørgensen <toke@redhat.com>
Link: https://lore.kernel.org/r/20240604111603.45871-1-edumazet@google.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Stable-dep-of: eb02688c5c45 ("ipv6: release nexthop on device removal")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/sock.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 1b39b62d44e2..0a06c997b45b 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -2246,7 +2246,7 @@ sk_dst_set(struct sock *sk, struct dst_entry *dst) sk_tx_queue_clear(sk); WRITE_ONCE(sk->sk_dst_pending_confirm, 0); - old_dst = xchg((__force struct dst_entry **)&sk->sk_dst_cache, dst); + old_dst = unrcu_pointer(xchg(&sk->sk_dst_cache, RCU_INITIALIZER(dst))); dst_release(old_dst); } |