1DEV_GET_BY_INDEX(9)         Network device support         DEV_GET_BY_INDEX(9)
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NAME

6       dev_get_by_index - find a device by its ifindex
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SYNOPSIS

9       struct net_device * dev_get_by_index(struct net * net, int ifindex);
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ARGUMENTS

12       net
13           the applicable net namespace
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15       ifindex
16           index of device
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DESCRIPTION

19       Search for an interface by index. Returns NULL if the device is not
20       found or a pointer to the device. The device returned has had a
21       reference added and the pointer is safe until the user calls dev_put to
22       indicate they have finished with it.
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25Kernel Hackers Manual 3.10         June 2019               DEV_GET_BY_INDEX(9)
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