linux-kernel - [GIT PULL] s390 updates for 5.9-rc7

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Message-ID: <your-ad-here.call-01601111002-ext-0188@work.hours>
Date:   Sat, 26 Sep 2020 11:03:22 +0200
From:   Vasily Gorbik <gor@...ux.ibm.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Heiko Carstens <hca@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org
Subject: [GIT PULL] s390 updates for 5.9-rc7

Hello Linus,

please pull s390 changes for 5.9-rc7.

Thank you,
Vasily

The following changes since commit ba4f184e126b751d1bffad5897f263108befc780:

  Linux 5.9-rc6 (2020-09-20 16:33:55 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git tags/s390-5.9-7

for you to fetch changes up to f7e80983f0cf470bb82036e73bff4d5a7daf8fc2:

  s390/zcrypt: Fix ZCRYPT_PERDEV_REQCNT ioctl (2020-09-24 09:57:24 +0200)

----------------------------------------------------------------
s390 fixes for 5.9-rc7

- Fix truncated ZCRYPT_PERDEV_REQCNT ioctl result. Copy entire reqcnt list.

----------------------------------------------------------------
Christian Borntraeger (1):
      s390/zcrypt: Fix ZCRYPT_PERDEV_REQCNT ioctl

 drivers/s390/crypto/zcrypt_api.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c
index 4dbbfd88262c..f314936b5462 100644
--- a/drivers/s390/crypto/zcrypt_api.c
+++ b/drivers/s390/crypto/zcrypt_api.c
@@ -1449,7 +1449,8 @@ static long zcrypt_unlocked_ioctl(struct file *filp, unsigned int cmd,
 		if (!reqcnt)
 			return -ENOMEM;
 		zcrypt_perdev_reqcnt(reqcnt, AP_DEVICES);
-		if (copy_to_user((int __user *) arg, reqcnt, sizeof(reqcnt)))
+		if (copy_to_user((int __user *) arg, reqcnt,
+				 sizeof(u32) * AP_DEVICES))
 			rc = -EFAULT;
 		kfree(reqcnt);
 		return rc;