i2c: ismt: prevent memory corruption in ismt_access()
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2125582
CVE: CVE-2022-3077
Tested: https://bugzilla.redhat.com/show_bug.cgi?id=2125582#c2
Signed-off-by: David Arcari darcari@redhat.com
Edited by David Arcari