Name
dev_set_promiscuity -- update promiscuity count on a device
Synopsis
void dev_set_promiscuity (struct net_device * dev, int inc);
Description
Add or remove promsicuity from a device. While the count in the device
remains above zero the interface remains promiscuous. Once it hits zero
the device reverts back to normal filtering operation. A negative inc
value is used to drop promiscuity on the device.