[PATCH 5.15 82/84] net: tls: fix async vs NIC crypto offload

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5.15-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Jakub Kicinski <kuba@xxxxxxxxxx>

commit c706b2b5ed74d30436b85cbd8e63e969f6b5873a 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@xxxxxxxxxx>
Fixes: 3547a1f9d988 ("tls: rx: use async as an in-out argument")
Tested-by: Gal Pressman <gal@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220425233309.344858-1-kuba@xxxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 net/tls/tls_sw.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -1568,6 +1568,7 @@ static int decrypt_skb_update(struct soc
 
 	if (tlm->decrypted) {
 		darg->zc = false;
+		darg->async = false;
 		return 0;
 	}
 
@@ -1578,6 +1579,7 @@ static int decrypt_skb_update(struct soc
 		if (err > 0) {
 			tlm->decrypted = 1;
 			darg->zc = false;
+			darg->async = false;
 			goto decrypt_done;
 		}
 	}






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