Perhaps checkpatch.pl should make sure the commit messages do not contain "address@hidden" and "Reviewed-off-by"?
$ git log | grep address@hidden Signed-off-by: Michael S. Tsirkin <address@hidden> Signed-off-by: Ronald Hecht <address@hidden> Signed-off-by: Justin Chevrier <address@hidden> Signed-off-by: Justin Chevrier <address@hidden> Signed-off-by: Justin Chevrier <address@hidden> $ git log | grep Reviewed-off-by Reviewed-off-by: Pavel Dovgalyuk <pavel.dovga...@ispras.ru> Reviewed-off-by: Anthony Liguori <aligu...@us.ibm.com> Aleksandar