diff options
| author | Wang Qing <wangqing@vivo.com> | 2021-03-01 20:01:33 +0800 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2021-03-08 10:46:29 +0100 |
| commit | 51c44babdc19aaf882e1213325a0ba291573308f (patch) | |
| tree | e672a65cdca9dc3cfa5bdb5ece9dbf63e58afa00 /drivers/s390/crypto | |
| parent | 46b635b6abcf2ee106d36f2e84e942f56030c8f5 (diff) | |
s390/cio: return -EFAULT if copy_to_user() fails
The copy_to_user() function returns the number of bytes remaining to be
copied, but we want to return -EFAULT if the copy doesn't complete.
Fixes: e01bcdd61320 ("vfio: ccw: realize VFIO_DEVICE_GET_REGION_INFO ioctl")
Signed-off-by: Wang Qing <wangqing@vivo.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Link: https://lore.kernel.org/r/1614600093-13992-1-git-send-email-wangqing@vivo.com
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'drivers/s390/crypto')
0 files changed, 0 insertions, 0 deletions