phonet: add __rcu annotations

Removes following sparse errors.

make C=2 net/phonet/socket.o net/phonet/af_phonet.o
  CHECK   net/phonet/socket.c
net/phonet/socket.c:619:14: error: incompatible types in comparison expression (different address spaces):
net/phonet/socket.c:619:14:    struct sock [noderef] __rcu *
net/phonet/socket.c:619:14:    struct sock *
net/phonet/socket.c:642:17: error: incompatible types in comparison expression (different address spaces):
net/phonet/socket.c:642:17:    struct sock [noderef] __rcu *
net/phonet/socket.c:642:17:    struct sock *
net/phonet/socket.c:658:17: error: incompatible types in comparison expression (different address spaces):
net/phonet/socket.c:658:17:    struct sock [noderef] __rcu *
net/phonet/socket.c:658:17:    struct sock *
net/phonet/socket.c:677:25: error: incompatible types in comparison expression (different address spaces):
net/phonet/socket.c:677:25:    struct sock [noderef] __rcu *
net/phonet/socket.c:677:25:    struct sock *
net/phonet/socket.c:726:21: warning: context imbalance in 'pn_res_seq_start' - wrong count at exit
net/phonet/socket.c:741:13: warning: context imbalance in 'pn_res_seq_stop' - wrong count at exit
  CHECK   net/phonet/af_phonet.c
net/phonet/af_phonet.c:35:14: error: incompatible types in comparison expression (different address spaces):
net/phonet/af_phonet.c:35:14:    struct phonet_protocol const [noderef] __rcu *
net/phonet/af_phonet.c:35:14:    struct phonet_protocol const *
net/phonet/af_phonet.c:474:17: error: incompatible types in comparison expression (different address spaces):
net/phonet/af_phonet.c:474:17:    struct phonet_protocol const [noderef] __rcu *
net/phonet/af_phonet.c:474:17:    struct phonet_protocol const *
net/phonet/af_phonet.c:486:9: error: incompatible types in comparison expression (different address spaces):
net/phonet/af_phonet.c:486:9:    struct phonet_protocol const [noderef] __rcu *
net/phonet/af_phonet.c:486:9:    struct phonet_protocol const *

Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Rémi Denis-Courmont <courmisch@gmail.com>
Link: https://patch.msgid.link/20250811145252.1007242-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

0 files changed, 0 insertions, 0 deletions