diff options
| -rw-r--r-- | net/tls/tls_device.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index c9588b682db4..8538ee22a582 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -600,14 +600,16 @@ static int tls_device_reencrypt(struct sock *sk, struct sk_buff *skb) else err = 0; - copy = min_t(int, skb_pagelen(skb) - offset, - rxm->full_len - TLS_CIPHER_AES_GCM_128_TAG_SIZE); + if (skb_pagelen(skb) > offset) { + copy = min_t(int, skb_pagelen(skb) - offset, + rxm->full_len - TLS_CIPHER_AES_GCM_128_TAG_SIZE); - if (skb->decrypted) - skb_store_bits(skb, offset, buf, copy); + if (skb->decrypted) + skb_store_bits(skb, offset, buf, copy); - offset += copy; - buf += copy; + offset += copy; + buf += copy; + } skb_walk_frags(skb, skb_iter) { copy = min_t(int, skb_iter->len, |