tree 553031dcd815fc2059ecb467d611c23df4d565ef
parent a13b64591747e8a4ab2df24540a17fca34de2d34
author Dan Carpenter <dan.carpenter@oracle.com> 1456386732 +0300
committer Alex Williamson <alex.williamson@redhat.com> 1456462122 -0700

vfio/pci: return -EFAULT if copy_to_user fails

The copy_to_user() function returns the number of bytes that were not
copied but we want to return -EFAULT on error here.

Fixes: 188ad9d6cbbc ('vfio/pci: Include sparse mmap capability for MSI-X table regions')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>