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net: wireless: bcmdhd: Turn interface down (only) in case of FW crash

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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
This commit is contained in:
Dmitry Shmidt
2012-02-23 10:36:40 -08:00
parent bfebf726b0
commit d93cdf396d
1 changed files with 8 additions and 2 deletions
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10
drivers/net/wireless/bcmdhd/dhd_linux.c
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@@ -4390,17 +4390,23 @@ int net_os_send_hang_message(struct net_device *dev)
{
dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev);
int ret = 0;
int need_unlock = 0;
if (dhd) {
if (!dhd->pub.hang_was_sent) {
dhd->pub.hang_was_sent = 1;
if (!rtnl_is_locked()) {
need_unlock = 1;
rtnl_lock();
}
dev_close(dev);
if (need_unlock)
rtnl_unlock();
#if defined(CONFIG_WIRELESS_EXT)
ret = wl_iw_send_priv_event(dev, "HANG");
#endif
#if defined(WL_CFG80211)
ret = wl_cfg80211_hang(dev, WLAN_REASON_UNSPECIFIED);
dev_close(dev);
dev_open(dev);
#endif
}
}