lkml.org 
[lkml]   [2020]   [Jul]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 5.7 075/179] crypto/chtls: fix tls alert messages corrupted by tls data
Date
From: Vinay Kumar Yadav <vinay.yadav@chelsio.com>

[ Upstream commit c271042eb6a031d1333cf57422ec1d20726901ab ]

When tls data skb is pending for Tx and tls alert comes , It
is wrongly overwrite the record type of tls data to tls alert
record type. fix the issue correcting it.

v1->v2:
- Correct submission tree.
- Add fixes tag.

Fixes: 6919a8264a32 ("Crypto/chtls: add/delete TLS header in driver")
Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/crypto/chelsio/chtls/chtls_io.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/chelsio/chtls/chtls_io.c b/drivers/crypto/chelsio/chtls/chtls_io.c
index e1401d9cc756c..2e9acae1cba3b 100644
--- a/drivers/crypto/chelsio/chtls/chtls_io.c
+++ b/drivers/crypto/chelsio/chtls/chtls_io.c
@@ -1052,14 +1052,15 @@ int chtls_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
&record_type);
if (err)
goto out_err;
+
+ /* Avoid appending tls handshake, alert to tls data */
+ if (skb)
+ tx_skb_finalize(skb);
}

recordsz = size;
csk->tlshws.txleft = recordsz;
csk->tlshws.type = record_type;
-
- if (skb)
- ULP_SKB_CB(skb)->ulp.tls.type = record_type;
}

if (!skb || (ULP_SKB_CB(skb)->flags & ULPCB_FLAG_NO_APPEND) ||
--
2.25.1


\
 
 \ /
  Last update: 2020-07-27 16:30    [W:0.487 / U:0.148 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site