table of contents
| 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 returned has had a reference added and the pointer is safe until the user calls dev_put to indicate they have finished with it.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |