NUM_IEEE80211_HW_FLAGS
unsigned long flags[BITS_TO_LONGS(NUM_IEEE80211_HW_FLAGS)];
size_t bufsz = 30 * NUM_IEEE80211_HW_FLAGS;
BUILD_BUG_ON(ARRAY_SIZE(hw_flag_names) != NUM_IEEE80211_HW_FLAGS);
for (i = 0; i < NUM_IEEE80211_HW_FLAGS; i++) {