tls: Fix copy-paste error in tls_device_reencrypt

It seems that the proper structure to use in this particular
case is *skb_iter* instead of skb.

Addresses-Coverity-ID: 1471906 ("Copy-paste error")
Fixes: 4799ac81 ("tls: Add rx inline crypto offload")
Signed-off-by: NGustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/tls/tls_device.c

@@ -615,7 +615,7 @@ static int tls_device_reencrypt(struct sock *sk, struct sk_buff *skb)
 			     TLS_CIPHER_AES_GCM_128_TAG_SIZE);
 
 		if (skb_iter->decrypted)
-			skb_store_bits(skb, offset, buf, copy);
+			skb_store_bits(skb_iter, offset, buf, copy);
 
 		offset += copy;
 		buf += copy;