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psp: don't use flags for checking sk_state

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Using flags to check sk_state only makes sense to check for a subset
of states in parallel e.g. sk_fullsock(). We are not doing that
here. Compare for individual states directly.

Signed-off-by: Daniel Zahka <daniel.zahka@gmail.com>
Link: https://patch.msgid.link/20250918155205.2197603-4-daniel.zahka@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Daniel Zahka 2025-09-18 08:52:04 -07:00 committed by Jakub Kicinski
parent 803cdb6ddc
commit 28bb24dadd
1 changed files with 3 additions and 3 deletions
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6
include/net/psp/functions.h
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@ -129,11 +129,11 @@ static inline struct psp_assoc *psp_sk_get_assoc_rcu(const struct sock *sk)
struct psp_assoc *pas;
int state;
state = 1 << READ_ONCE(sk->sk_state);
if (!sk_is_inet(sk) || state & TCPF_NEW_SYN_RECV)
state = READ_ONCE(sk->sk_state);
if (!sk_is_inet(sk) || state == TCP_NEW_SYN_RECV)
return NULL;
pas = state & TCPF_TIME_WAIT ?
pas = state == TCP_TIME_WAIT ?
rcu_dereference(inet_twsk(sk)->psp_assoc) :
rcu_dereference(sk->psp_assoc);
return pas;