The following reply was made to PR kern/144898; it has been noted by GNATS.
From: Alex Kozlov <s...@rm-rf.kiev.ua>
To: Dominic Fandrey <kamik...@bsdforen.de>, bug-follo...@freebsd.org,
s...@rm-rf.kiev.ua
Cc:
Subject: Re: kern/144898: [wpi] [panic] wpi panics system
Date: Fri, 6 Aug 2010 00:52:26 +0300
--7AUc2qLy4jB3hD7Z
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Hi, Dominic
It's seems to be common issue for many wireless if drivers.
Can You please try this patch? Thanks.
--
Adios
--7AUc2qLy4jB3hD7Z
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Content-Disposition: attachment; filename="patch.txt"
Index: sys/dev/wpi/if_wpi.c
@@ -2399,7 +2399,7 @@
wpi_auth(struct wpi_softc *sc, struct ieee80211vap *vap)
{
struct ieee80211com *ic = vap->iv_ic;
- struct ieee80211_node *ni = vap->iv_bss;
+ struct ieee80211_node *ni = ieee80211_ref_node(vap->iv_bss);
struct wpi_node_info node;
int error;
@@ -2449,6 +2449,7 @@
node.action = htole32(WPI_ACTION_SET_RATE);
node.antenna = WPI_ANTENNA_BOTH;
error = wpi_cmd(sc, WPI_CMD_ADD_NODE, &node, sizeof node, 1);
+ ieee80211_free_node(ni);
if (error != 0)
device_printf(sc->sc_dev, "could not add BSS node\n");
@@ -2459,7 +2460,7 @@
wpi_run(struct wpi_softc *sc, struct ieee80211vap *vap)
{
struct ieee80211com *ic = vap->iv_ic;
- struct ieee80211_node *ni = vap->iv_bss;
+ struct ieee80211_node *ni = ieee80211_ref_node(vap->iv_bss);
int error;
if (vap->iv_opmode == IEEE80211_M_MONITOR) {
@@ -2493,8 +2494,9 @@
}
error = wpi_set_txpower(sc, ni->ni_chan, 1);
+ ieee80211_free_node(ni);
if (error != 0) {
- device_printf(sc->sc_dev, "could set txpower\n");
+ device_printf(sc->sc_dev, "could not set txpower\n");
return error;
}
--7AUc2qLy4jB3hD7Z--
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