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net: tls: fix async vs NIC crypto offload

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commit c706b2b5ed upstream.

When NIC takes care of crypto (or the record has already
been decrypted) we forget to update darg->async. ->async
is supposed to mean whether record is async capable on
input and whether record has been queued for async crypto
on output.

Reported-by: Gal Pressman <gal@nvidia.com>
Fixes: 3547a1f9d9 ("tls: rx: use async as an in-out argument")
Tested-by: Gal Pressman <gal@nvidia.com>
Link: https://lore.kernel.org/r/20220425233309.344858-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jakub Kicinski
2022-04-25 16:33:09 -07:00
committed by Greg Kroah-Hartman
parent 68dbe92d67
commit 9d5932275b
1 changed files with 2 additions and 0 deletions
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2
net/tls/tls_sw.c
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@@ -1568,6 +1568,7 @@ static int decrypt_skb_update(struct sock *sk, struct sk_buff *skb,
if (tlm->decrypted) {
darg->zc = false;
darg->async = false;
return 0;
}
@@ -1578,6 +1579,7 @@ static int decrypt_skb_update(struct sock *sk, struct sk_buff *skb,
if (err > 0) {
tlm->decrypted = 1;
darg->zc = false;
darg->async = false;
goto decrypt_done;
}
}