diff options
Diffstat (limited to 'net/tls/tls_device.c')
| -rw-r--r-- | net/tls/tls_device.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index 59f0c8dacbcc..16635f0c829c 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -551,7 +551,7 @@ void tls_device_write_space(struct sock *sk, struct tls_context *ctx) } static void tls_device_resync_rx(struct tls_context *tls_ctx, - struct sock *sk, u32 seq, u64 rcd_sn) + struct sock *sk, u32 seq, u8 *rcd_sn) { struct net_device *netdev; @@ -563,7 +563,7 @@ static void tls_device_resync_rx(struct tls_context *tls_ctx, clear_bit_unlock(TLS_RX_SYNC_RUNNING, &tls_ctx->flags); } -void handle_device_resync(struct sock *sk, u32 seq, u64 rcd_sn) +void handle_device_resync(struct sock *sk, u32 seq) { struct tls_context *tls_ctx = tls_get_ctx(sk); struct tls_offload_context_rx *rx_ctx; @@ -582,7 +582,7 @@ void handle_device_resync(struct sock *sk, u32 seq, u64 rcd_sn) if (unlikely(is_req_pending) && req_seq == seq && atomic64_try_cmpxchg(&rx_ctx->resync_req, &resync_req, 0)) - tls_device_resync_rx(tls_ctx, sk, seq, rcd_sn); + tls_device_resync_rx(tls_ctx, sk, seq, tls_ctx->rx.rec_seq); } static int tls_device_reencrypt(struct sock *sk, struct sk_buff *skb) @@ -760,6 +760,12 @@ int tls_set_device_offload(struct sock *sk, struct tls_context *ctx) goto free_offload_ctx; } + /* Sanity-check the rec_seq_size for stack allocations */ + if (rec_seq_size > TLS_MAX_REC_SEQ_SIZE) { + rc = -EINVAL; + goto free_offload_ctx; + } + prot->prepend_size = TLS_HEADER_SIZE + nonce_size; prot->tag_size = tag_size; prot->overhead_size = prot->prepend_size + prot->tag_size; |