__DEV_GET_BY_INDEX(9) Network device support __DEV_GET_BY_INDEX(9) NAME __dev_get_by_index - find a device by its ifindex SYNOPSIS struct net_device * __dev_get_by_index(struct net * net, int ifindex); ARGUMENTS net the applicable net namespace ifindex index of device DESCRIPTION Search for an interface by index. Returns NULL if the device is not found or a pointer to the device. The device has not had its reference counter increased so the caller must be careful about locking. The caller must hold either the RTNL semaphore or dev_base_lock. COPYRIGHT Kernel Hackers Manual 3.8. June 2014 __DEV_GET_BY_INDEX(9)[top]
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