diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2022-07-22 16:50:27 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-07-26 14:38:50 -0700 |
| commit | b92a13d488de2e87c869a4a6c0393d1f9eebe6dd (patch) | |
| tree | 86dd8c7affd71e91ffe197787891b414b8a223c6 /net/tls | |
| parent | 4fd310c74432d19e8f58a4291b44db0ddebe7bf3 (diff) | |
| download | linux-b92a13d488de2e87c869a4a6c0393d1f9eebe6dd.tar.gz | |
tls: rx: wrap recv_pkt accesses in helpers
To allow for the logic to change later wrap accesses
which interrogate the input skb in helper functions.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/tls')
| -rw-r--r-- | net/tls/tls.h | 5 | ||||
| -rw-r--r-- | net/tls/tls_sw.c | 11 |
2 files changed, 11 insertions, 5 deletions
diff --git a/net/tls/tls.h b/net/tls/tls.h index 3740740504e3c..24bec1c5f1e88 100644 --- a/net/tls/tls.h +++ b/net/tls/tls.h @@ -142,6 +142,11 @@ static inline struct sk_buff *tls_strp_msg(struct tls_sw_context_rx *ctx) return ctx->recv_pkt; } +static inline bool tls_strp_msg_ready(struct tls_sw_context_rx *ctx) +{ + return ctx->recv_pkt; +} + #ifdef CONFIG_TLS_DEVICE int tls_device_init(void); void tls_device_cleanup(void); diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index ed5e6f1df9c7f..cb99fc11997bd 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -1289,7 +1289,7 @@ tls_rx_rec_wait(struct sock *sk, struct sk_psock *psock, bool nonblock, struct tls_sw_context_rx *ctx = tls_sw_ctx_rx(tls_ctx); DEFINE_WAIT_FUNC(wait, woken_wake_function); - while (!ctx->recv_pkt) { + while (!tls_strp_msg_ready(ctx)) { if (!sk_psock_queue_empty(psock)) return 0; @@ -1298,7 +1298,7 @@ tls_rx_rec_wait(struct sock *sk, struct sk_psock *psock, bool nonblock, if (!skb_queue_empty(&sk->sk_receive_queue)) { __strp_unpause(&ctx->strp); - if (ctx->recv_pkt) + if (tls_strp_msg_ready(ctx)) break; } @@ -1314,7 +1314,8 @@ tls_rx_rec_wait(struct sock *sk, struct sk_psock *psock, bool nonblock, add_wait_queue(sk_sleep(sk), &wait); sk_set_bit(SOCKWQ_ASYNC_WAITDATA, sk); sk_wait_event(sk, &timeo, - ctx->recv_pkt || !sk_psock_queue_empty(psock), + tls_strp_msg_ready(ctx) || + !sk_psock_queue_empty(psock), &wait); sk_clear_bit(SOCKWQ_ASYNC_WAITDATA, sk); remove_wait_queue(sk_sleep(sk), &wait); @@ -1907,7 +1908,7 @@ int tls_sw_recvmsg(struct sock *sk, zc_capable = !bpf_strp_enabled && !is_kvec && !is_peek && ctx->zc_capable; decrypted = 0; - while (len && (decrypted + copied < target || ctx->recv_pkt)) { + while (len && (decrypted + copied < target || tls_strp_msg_ready(ctx))) { struct tls_decrypt_arg darg; int to_decrypt, chunk; @@ -2158,7 +2159,7 @@ bool tls_sw_sock_is_readable(struct sock *sk) ingress_empty = list_empty(&psock->ingress_msg); rcu_read_unlock(); - return !ingress_empty || ctx->recv_pkt || + return !ingress_empty || tls_strp_msg_ready(ctx) || !skb_queue_empty(&ctx->rx_list); } |