From 0eda166b8febc5be459424636c363de2ec3d0a37 Mon Sep 17 00:00:00 2001
From: Sam Leffler <sam@FreeBSD.org>
Date: Sun, 16 Jul 2006 19:10:41 +0000
Subject: [PATCH] power save mode state changes should not require clocking the
 802.11 state machine; use the reset method instead

MFC after:	2 weeks
---
 sys/net80211/ieee80211_ioctl.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/sys/net80211/ieee80211_ioctl.c b/sys/net80211/ieee80211_ioctl.c
index 412114823f4d..5d8893b56bf3 100644
--- a/sys/net80211/ieee80211_ioctl.c
+++ b/sys/net80211/ieee80211_ioctl.c
@@ -2321,6 +2321,13 @@ ieee80211_ioctl_set80211(struct ieee80211com *ic, u_long cmd, struct ieee80211re
 			error = EINVAL;
 			break;
 		}
+		if (error == ENETRESET) {
+			/*
+			 * Switching in+out of power save mode
+			 * should not require a state change.
+			 */
+			error = IS_UP(ic) ? ic->ic_reset(ic->ic_ifp) : 0;
+		}
 		break;
 	case IEEE80211_IOC_POWERSAVESLEEP:
 		if (ireq->i_val < 0)