1DEV_GET_BY_INDEX(9) Network device support DEV_GET_BY_INDEX(9)
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6 dev_get_by_index - find a device by its ifindex
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9 struct net_device * dev_get_by_index(struct net * net, int ifindex);
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12 net
13 the applicable net namespace
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15 ifindex
16 index of device
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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 2.6. June 2019 DEV_GET_BY_INDEX(9)