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From: Harald Freudenberger <freude@linux.ibm.com>
To: dengler@linux.ibm.com, fcallies@linux.ibm.com, ifranzki@linux.ibm.com
Cc: freude@linux.ibm.com, linux-s390@vger.kernel.org,
	Heiko Carstens <hca@linux.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	Alexander Gordeev <agordeev@linux.ibm.com>
Subject: [PATCH v2 0/1] Fix and improve zcrypt reply message checks
Date: Tue,  8 Sep 2026 15:18:15 +0200	[thread overview]
Message-ID: <20260908131817.17644-1-freude@linux.ibm.com> (raw)

Fix and improve zcrypt reply messages checks of type 6 - CCA and EP11
- and type 50 - ICA.

Changelog:
v1: Initial version
v2: Sashiko complained about not checking offset1/count1 at all if
    count2 for an CCA type6 reply is given. And a check like this was
    in place before the rework. So now offset1/count1 is always
    checked and only if count2 is non zero offset2/count2 is
    additionally checked.

Harald Freudenberger (1):
  s390/zcrypt: Fix and improve zcrypt reply message verification checks

 drivers/s390/crypto/zcrypt_msgtype50.c |  40 +++++--
 drivers/s390/crypto/zcrypt_msgtype6.c  | 160 +++++++++++++++++--------
 2 files changed, 136 insertions(+), 64 deletions(-)

--
2.43.0


             reply	other threads:[~2026-09-08 13:18 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-08 13:18 Harald Freudenberger [this message]
2026-09-08 13:18 ` [PATCH v2 1/1] s390/zcrypt: Fix and improve zcrypt reply message verification checks Harald Freudenberger
2026-09-08 13:37   ` sashiko-bot

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