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authorJakub Kicinski <jakub.kicinski@netronome.com>2019-10-06 21:09:30 -0700
committerDavid S. Miller <davem@davemloft.net>2019-10-07 09:58:27 -0400
commit4de30a8d58c90e18140342cdcb74903d2e4fbb62 (patch)
tree4f40a67fdceaf1d22f75fc3874606bdb482d90c5
parent34ef1ed198cd647bb1cffff79f63814dfaae7c93 (diff)
downloadnet-next-xdp-4de30a8d58c90e18140342cdcb74903d2e4fbb62.tar.gz
net/tls: pass context to tls_device_decrypted()
Avoid unnecessary pointer chasing and calculations, callers already have most of the state tls_device_decrypted() needs. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/tls.h7
-rw-r--r--net/tls/tls_device.c5
-rw-r--r--net/tls/tls_sw.c2
3 files changed, 8 insertions, 6 deletions
diff --git a/include/net/tls.h b/include/net/tls.h
index 24c37bffc961f8..b809f2362049ab 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -641,7 +641,8 @@ int tls_set_device_offload_rx(struct sock *sk, struct tls_context *ctx);
void tls_device_offload_cleanup_rx(struct sock *sk);
void tls_device_rx_resync_new_rec(struct sock *sk, u32 rcd_len, u32 seq);
void tls_offload_tx_resync_request(struct sock *sk, u32 got_seq, u32 exp_seq);
-int tls_device_decrypted(struct sock *sk, struct sk_buff *skb);
+int tls_device_decrypted(struct sock *sk, struct tls_context *tls_ctx,
+ struct sk_buff *skb, struct strp_msg *rxm);
#else
static inline void tls_device_init(void) {}
static inline void tls_device_cleanup(void) {}
@@ -664,7 +665,9 @@ static inline void tls_device_offload_cleanup_rx(struct sock *sk) {}
static inline void
tls_device_rx_resync_new_rec(struct sock *sk, u32 rcd_len, u32 seq) {}
-static inline int tls_device_decrypted(struct sock *sk, struct sk_buff *skb)
+static inline int
+tls_device_decrypted(struct sock *sk, struct tls_context *tls_ctx,
+ struct sk_buff *skb, struct strp_msg *rxm)
{
return 0;
}
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c
index 23c19b8ff04e3c..33b267b052c00f 100644
--- a/net/tls/tls_device.c
+++ b/net/tls/tls_device.c
@@ -846,11 +846,10 @@ free_buf:
return err;
}
-int tls_device_decrypted(struct sock *sk, struct sk_buff *skb)
+int tls_device_decrypted(struct sock *sk, struct tls_context *tls_ctx,
+ struct sk_buff *skb, struct strp_msg *rxm)
{
- struct tls_context *tls_ctx = tls_get_ctx(sk);
struct tls_offload_context_rx *ctx = tls_offload_ctx_rx(tls_ctx);
- struct strp_msg *rxm = strp_msg(skb);
int is_decrypted = skb->decrypted;
int is_encrypted = !is_decrypted;
struct sk_buff *skb_iter;
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 0b1e86f856ebbc..954f451dcc571d 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -1495,7 +1495,7 @@ static int decrypt_skb_update(struct sock *sk, struct sk_buff *skb,
if (!ctx->decrypted) {
if (tls_ctx->rx_conf == TLS_HW) {
- err = tls_device_decrypted(sk, skb);
+ err = tls_device_decrypted(sk, tls_ctx, skb, rxm);
if (err < 0)
return err;
}