tls: rx: device: add input CoW helper

Wrap the remaining skb_cow_data() into a helper, so it's easier
to replace down the lane. The new version will change the skb
so make sure relevant pointers get reloaded after the call.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/tls/tls.h b/net/tls/tls.h
index 78c5d699bf75..154a3773e785 100644
--- a/net/tls/tls.h
+++ b/net/tls/tls.h
@@ -127,6 +127,7 @@ int tls_sw_fallback_init(struct sock *sk,
 			 struct tls_offload_context_tx *offload_ctx,
 			 struct tls_crypto_info *crypto_info);
 
+int tls_strp_msg_cow(struct tls_sw_context_rx *ctx);
 struct sk_buff *tls_strp_msg_detach(struct tls_sw_context_rx *ctx);
 int tls_strp_msg_hold(struct sock *sk, struct sk_buff *skb,
 		      struct sk_buff_head *dst);