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linux/drivers/vhost
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Dan Carpenter 7922460e33 vhost_vdpa: Return -EFAULT if copy_from_user() fails 
The copy_to/from_user() functions return the number of bytes which we
weren't able to copy but the ioctl should return -EFAULT if they fail.

Fixes: a127c5bbb6 ("vhost-vdpa: fix backend feature ioctls")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20201023120853.GI282278@mwanda
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Cc: stable@vger.kernel.org
Acked-by: Jason Wang <jasowang@redhat.com>
2020-10-30 04:02:25 -04:00
..
iotlb.c vhost: Fix documentation 2020-09-24 05:54:36 -04:00
Kconfig vhost_vdpa: implement IRQ offloading in vhost_vdpa 2020-08-05 11:08:42 -04:00
Makefile vhost: introduce vDPA-based backend 2020-04-02 10:41:40 -04:00
net.c virtio: fixes, features 2020-08-11 14:34:17 -07:00
scsi.c vhost/scsi: fix up req type endian-ness 2020-07-29 13:24:30 -04:00
test.c tools/virtio: Add --reset 2020-06-22 12:34:21 -04:00
test.h tools/virtio: Add --reset 2020-06-22 12:34:21 -04:00
vdpa.c vhost_vdpa: Return -EFAULT if copy_from_user() fails 2020-10-30 04:02:25 -04:00
vhost.c vhost_vdpa: remove unnecessary spin_lock in vhost_vring_call 2020-10-21 10:48:10 -04:00
vhost.h vhost_vdpa: remove unnecessary spin_lock in vhost_vring_call 2020-10-21 10:48:10 -04:00
vringh.c vringh: fix __vringh_iov() when riov and wiov are different 2020-10-21 10:38:45 -04:00
vsock.c vhost: allow device that does not depend on vhost worker 2020-06-04 15:36:51 -04:00