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| author |   Taehee Yoo <ap420073@gmail.com> | 2022-07-17 16:09:06 +0000 |
|---|---|---|
| committer |   Paolo Abeni <pabeni@redhat.com> | 2022-07-19 12:37:02 +0200 |
| commit | 627f16931bf3cb20d50274d9341380ac2c3035fd (patch) | |
| tree | a6554bc8a88394856c99a9c63d1748f39493f988 /drivers | |
| parent | amt: use READ_ONCE() in amt module (diff) | |
| download | linux-dev-627f16931bf3cb20d50274d9341380ac2c3035fd.tar.xz linux-dev-627f16931bf3cb20d50274d9341380ac2c3035fd.zip | |
amt: add missing regeneration nonce logic in request logic
When AMT gateway starts sending a new request message, it should
regenerate the nonce variable.
Fixes: cbc21dc1cfe9 ("amt: add data plane of amt interface")
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/amt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/amt.c b/drivers/net/amt.c index 4c5c74d79c81..e0743c20b780 100644 --- a/drivers/net/amt.c +++ b/drivers/net/amt.c @@ -963,9 +963,13 @@ static void amt_event_send_request(struct amt_dev *amt) amt->remote_ip = 0; amt_update_gw_status(amt, AMT_STATUS_INIT, false); amt->req_cnt = 0; + amt->nonce = 0; goto out; } + if (!amt->req_cnt) + get_random_bytes(&amt->nonce, sizeof(__be32)); + amt_send_request(amt, false); amt_send_request(amt, true); amt_update_gw_status(amt, AMT_STATUS_SENT_REQUEST, true); |