diff options
Diffstat (limited to 'net/tls/tls_device.c')
| -rw-r--r-- | net/tls/tls_device.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index ca54a7c7ec81..aa33e4accc32 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -553,8 +553,8 @@ void tls_device_write_space(struct sock *sk, struct tls_context *ctx) void handle_device_resync(struct sock *sk, u32 seq, u64 rcd_sn) { struct tls_context *tls_ctx = tls_get_ctx(sk); - struct net_device *netdev = tls_ctx->netdev; struct tls_offload_context_rx *rx_ctx; + struct net_device *netdev; u32 is_req_pending; s64 resync_req; u32 req_seq; @@ -568,10 +568,15 @@ void handle_device_resync(struct sock *sk, u32 seq, u64 rcd_sn) is_req_pending = resync_req; if (unlikely(is_req_pending) && req_seq == seq && - atomic64_try_cmpxchg(&rx_ctx->resync_req, &resync_req, 0)) - netdev->tlsdev_ops->tls_dev_resync_rx(netdev, sk, - seq + TLS_HEADER_SIZE - 1, - rcd_sn); + atomic64_try_cmpxchg(&rx_ctx->resync_req, &resync_req, 0)) { + seq += TLS_HEADER_SIZE - 1; + down_read(&device_offload_lock); + netdev = tls_ctx->netdev; + if (netdev) + netdev->tlsdev_ops->tls_dev_resync_rx(netdev, sk, seq, + rcd_sn); + up_read(&device_offload_lock); + } } static int tls_device_reencrypt(struct sock *sk, struct sk_buff *skb) |