staging: cxt1e1: remove redundant memset() call

The name array doens't need to set to 0. Because
sprintf/snprintf adds a terminating '\0'.

And also it doesn't need to assign name array
address to np pointer.

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>