be2net: use ARRAY_SIZE for array sizing calculation on array cmd_priv_map

Use the ARRAY_SIZE macro on array cmd_priv_map to determine size of the
array.  Improvement suggested by coccinelle.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 file changed