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    SubjectRe: [PATCH][ATM] cli() for net/atm/lec.c
    >  extern void (*br_fdb_put_hook)(struct net_bridge_fdb_entry *ent);
    > +static spinlock_t lec_arp_spinlock = SPIN_LOCK_UNLOCKED;
    > +static unsigned long lec_arp_flags;
    >
    > +#define LEC_ARP_LOCK() spin_lock_irqsave(&lec_arp_spinlock, lec_arp_flags);
    > +#define LEC_ARP_UNLOCK() spin_unlock_irqrestore(&lec_arp_spinlock, lec_arp_flags);

    I don't think this is a good idea - use the spin_lock calls directly and
    always use flags on the stack.

    > dev->get_stats = lec_get_stats;
    > dev->set_multicast_list = NULL;
    > dev->do_ioctl = NULL;
    > + spin_lock_init(&lec_arp_spinlock);

    not needed - you already initialized it at compiletime

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