int atm_add_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr) { unsigned long flags; struct atm_dev_addr **walk; int error; error = check_addr(addr); if (error) return error; spin_lock_irqsave(&dev->lock, flags); for (walk = &dev->local; *walk; walk = &(*walk)->next) if (identical(&(*walk)->addr,addr)) { spin_unlock_irqrestore(&dev->lock, flags); return -EEXIST; } *walk = kmalloc(sizeof(struct atm_dev_addr), GFP_ATOMIC); if (!*walk) { spin_unlock_irqrestore(&dev->lock, flags); return -ENOMEM; } (*walk)->addr = *addr; (*walk)->next = NULL; spin_unlock_irqrestore(&dev->lock, flags); notify_sigd(dev); return 0; }
void atm_reset_addr(struct atm_dev *dev) { struct atm_dev_addr *this; down(&local_lock); while (dev->local) { this = dev->local; dev->local = this->next; kfree(this); } up(&local_lock); notify_sigd(dev); }
void atm_reset_addr(struct atm_dev *dev) { unsigned long flags; struct atm_dev_addr *this; spin_lock_irqsave(&dev->lock, flags); while (dev->local) { this = dev->local; dev->local = this->next; kfree(this); } spin_unlock_irqrestore(&dev->lock, flags); notify_sigd(dev); }
int atm_del_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr) { struct atm_dev_addr **walk,*this; int error; error = check_addr(addr); if (error) return error; down(&local_lock); for (walk = &dev->local; *walk; walk = &(*walk)->next) if (identical(&(*walk)->addr,addr)) break; if (!*walk) { up(&local_lock); return -ENOENT; } this = *walk; *walk = this->next; kfree(this); up(&local_lock); notify_sigd(dev); return 0; }
int atm_del_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr) { unsigned long flags; struct atm_dev_addr **walk,*this; int error; error = check_addr(addr); if (error) return error; spin_lock_irqsave(&dev->lock, flags); for (walk = &dev->local; *walk; walk = &(*walk)->next) if (identical(&(*walk)->addr,addr)) break; if (!*walk) { spin_unlock_irqrestore(&dev->lock, flags); return -ENOENT; } this = *walk; *walk = this->next; kfree(this); spin_unlock_irqrestore(&dev->lock, flags); notify_sigd(dev); return 0; }
int atm_add_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr) { struct atm_dev_addr **walk; int error; error = check_addr(addr); if (error) return error; down(&local_lock); for (walk = &dev->local; *walk; walk = &(*walk)->next) if (identical(&(*walk)->addr,addr)) { up(&local_lock); return -EEXIST; } *walk = kmalloc(sizeof(struct atm_dev_addr),GFP_KERNEL); if (!*walk) { up(&local_lock); return -ENOMEM; } (*walk)->addr = *addr; (*walk)->next = NULL; up(&local_lock); notify_sigd(dev); return 0; }