Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
if (copy_from_user(version, user->version, sizeof(version)))
return -EFAULT;
- if ((DM_VERSION_MAJOR != version[0]) ||
- (DM_VERSION_MINOR < version[1])) {
+ if ((version[0] != DM_VERSION_MAJOR) ||
+ (version[1] > DM_VERSION_MINOR)) {
DMERR("ioctl interface mismatch: kernel(%u.%u.%u), user(%u.%u.%u), cmd(%d)",
DM_VERSION_MAJOR, DM_VERSION_MINOR,
DM_VERSION_PATCHLEVEL,