diff options
Diffstat (limited to 'net/tls')
| -rw-r--r-- | net/tls/tls_device.c | 12 | ||||
| -rw-r--r-- | net/tls/tls_main.c | 24 | ||||
| -rw-r--r-- | net/tls/tls_sw.c | 15 | 
3 files changed, 36 insertions, 15 deletions
| diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index 135a7ee9db03..9f3bdbc1e593 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -52,8 +52,11 @@ static DEFINE_SPINLOCK(tls_device_lock);  static void tls_device_free_ctx(struct tls_context *ctx)  { -	if (ctx->tx_conf == TLS_HW) +	if (ctx->tx_conf == TLS_HW) {  		kfree(tls_offload_ctx_tx(ctx)); +		kfree(ctx->tx.rec_seq); +		kfree(ctx->tx.iv); +	}  	if (ctx->rx_conf == TLS_HW)  		kfree(tls_offload_ctx_rx(ctx)); @@ -216,6 +219,13 @@ void tls_device_sk_destruct(struct sock *sk)  }  EXPORT_SYMBOL(tls_device_sk_destruct); +void tls_device_free_resources_tx(struct sock *sk) +{ +	struct tls_context *tls_ctx = tls_get_ctx(sk); + +	tls_free_partial_record(sk, tls_ctx); +} +  static void tls_append_frag(struct tls_record_info *record,  			    struct page_frag *pfrag,  			    int size) diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index df921a2904b9..9547cea0ce3b 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -208,6 +208,26 @@ int tls_push_partial_record(struct sock *sk, struct tls_context *ctx,  	return tls_push_sg(sk, ctx, sg, offset, flags);  } +bool tls_free_partial_record(struct sock *sk, struct tls_context *ctx) +{ +	struct scatterlist *sg; + +	sg = ctx->partially_sent_record; +	if (!sg) +		return false; + +	while (1) { +		put_page(sg_page(sg)); +		sk_mem_uncharge(sk, sg->length); + +		if (sg_is_last(sg)) +			break; +		sg++; +	} +	ctx->partially_sent_record = NULL; +	return true; +} +  static void tls_write_space(struct sock *sk)  {  	struct tls_context *ctx = tls_get_ctx(sk); @@ -267,6 +287,10 @@ static void tls_sk_proto_close(struct sock *sk, long timeout)  		kfree(ctx->tx.rec_seq);  		kfree(ctx->tx.iv);  		tls_sw_free_resources_tx(sk); +#ifdef CONFIG_TLS_DEVICE +	} else if (ctx->tx_conf == TLS_HW) { +		tls_device_free_resources_tx(sk); +#endif  	}  	if (ctx->rx_conf == TLS_SW) { diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index 20b191227969..b50ced862f6f 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -2052,20 +2052,7 @@ void tls_sw_free_resources_tx(struct sock *sk)  	/* Free up un-sent records in tx_list. First, free  	 * the partially sent record if any at head of tx_list.  	 */ -	if (tls_ctx->partially_sent_record) { -		struct scatterlist *sg = tls_ctx->partially_sent_record; - -		while (1) { -			put_page(sg_page(sg)); -			sk_mem_uncharge(sk, sg->length); - -			if (sg_is_last(sg)) -				break; -			sg++; -		} - -		tls_ctx->partially_sent_record = NULL; - +	if (tls_free_partial_record(sk, tls_ctx)) {  		rec = list_first_entry(&ctx->tx_list,  				       struct tls_rec, list);  		list_del(&rec->list); | 
