Description is a global variable shared by all adapters and must not be modified. Fixes: fdd7719eb3c1 ("net/sfc: add xstats for Rx/Tx doorbells") Cc: stable@dpdk.org Signed-off-by: Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru> Signed-off-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>