From 71471ca32505afa7c3f7f6a8268716e1ddb81cd4 Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Thu, 7 Apr 2022 20:38:23 -0700 Subject: [PATCH] tls: hw: rx: use return value of tls_device_decrypted() to carry status Instead of tls_device poking into internals of the message return 1 from tls_device_decrypted() if the device handled the decryption. Signed-off-by: Jakub Kicinski Signed-off-by: David S. Miller --- net/tls/tls_device.c | 7 ++----- net/tls/tls_sw.c | 5 ++--- 2 files changed, 4 insertions(+), 8 deletions(-) diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index 78d979e0f298..5e4bd8ba48d3 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -948,7 +948,6 @@ int tls_device_decrypted(struct sock *sk, struct tls_context *tls_ctx, struct sk_buff *skb, struct strp_msg *rxm) { struct tls_offload_context_rx *ctx = tls_offload_ctx_rx(tls_ctx); - struct tls_msg *tlm = tls_msg(skb); int is_decrypted = skb->decrypted; int is_encrypted = !is_decrypted; struct sk_buff *skb_iter; @@ -963,11 +962,9 @@ int tls_device_decrypted(struct sock *sk, struct tls_context *tls_ctx, tls_ctx->rx.rec_seq, rxm->full_len, is_encrypted, is_decrypted); - tlm->decrypted |= is_decrypted; - if (unlikely(test_bit(TLS_RX_DEV_DEGRADED, &tls_ctx->flags))) { if (likely(is_encrypted || is_decrypted)) - return 0; + return is_decrypted; /* After tls_device_down disables the offload, the next SKB will * likely have initial fragments decrypted, and final ones not @@ -982,7 +979,7 @@ int tls_device_decrypted(struct sock *sk, struct tls_context *tls_ctx, */ if (is_decrypted) { ctx->resync_nh_reset = 1; - return 0; + return is_decrypted; } if (is_encrypted) { tls_device_core_ctrl_rx_resync(tls_ctx, ctx, sk, skb); diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index e24aafb1d289..3a0a120f9c56 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -1575,9 +1575,8 @@ static int decrypt_skb_update(struct sock *sk, struct sk_buff *skb, err = tls_device_decrypted(sk, tls_ctx, skb, rxm); if (err < 0) return err; - - /* skip SW decryption if NIC handled it already */ - if (tlm->decrypted) { + if (err > 0) { + tlm->decrypted = 1; *zc = false; goto decrypt_done; }