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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-09-26 11:01:18 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-09-26 11:01:18 -0700 |
| commit | eeddbe6841cde5524b0b1d01f6e060be564453bf (patch) | |
| tree | 4a7f98dd390fc7ffa926b111cd471bd523f8e1ec | |
| parent | 8fb1e910335837c0e157679d6a29ad5eca127411 (diff) | |
| parent | f7e80983f0cf470bb82036e73bff4d5a7daf8fc2 (diff) | |
| download | linux-eeddbe6841cde5524b0b1d01f6e060be564453bf.tar.bz2 | |
Merge tag 's390-5.9-7' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fix from Vasily Gorbik:
"Fix truncated ZCRYPT_PERDEV_REQCNT ioctl result. Copy entire reqcnt
list"
* tag 's390-5.9-7' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/zcrypt: Fix ZCRYPT_PERDEV_REQCNT ioctl
| -rw-r--r-- | drivers/s390/crypto/zcrypt_api.c | 3 |
1 files changed, 2 insertions, 1 deletions
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; |