Man page 9 : cfg80211_rx_mgmt

cfg80211_rx_mgmt - notification of received, unprocessed management frame

bool cfg80211_rx_mgmt(struct wireless_dev *  wdev , int  freq , int  sig_dbm , const u8 *  buf , size_t  len , gfp_t  gfp );

wdev
    wireless device receiving the frame

freq
    Frequency on which the frame was received in MHz

sig_dbm
    signal strength in mBm, or 0 if unknown

buf
    Management frame (header + body)

len
    length of the frame data

gfp
    context flags

This function is called whenever an Action frame is received for a station mode interface, but is not processed in kernel.

true if a user space application has registered for this frame. For action frames, that makes it responsible for rejecting unrecognized action frames; false otherwise, in which case for action frames the driver is responsible for rejecting the frame.

Johannes Berg <>
    Author.