[net80211] add comments!

2016-10-28 02:10:07 +00:00 · 2016-10-28 02:10:07 +00:00 · f8413df9d2
commit f8413df9d2
parent be4fb2200e
1 changed files with 3 additions and 0 deletions
--- a/sys/net80211/ieee80211_scan.c
+++ b/sys/net80211/ieee80211_scan.c
@ -443,6 +443,9 @@ ieee80211_cancel_scan(struct ieee80211vap *vap)

 /*
 * Cancel any scan currently going on.
+ *
+ * This is called during normal 802.11 data path to cancel
+ * a scan so a newly arrived normal data packet can be sent.
 */
 void
 ieee80211_cancel_anyscan(struct ieee80211vap *vap)