We must kill rfkill in any error paths that trigger after rfkill init.
Signed-off-by: Michael Buesch <mb@xxxxxxxxx>
---
John, please try to push this for 2.6.24. Seems quite important,
as it leaks resources and might crash the kernel.
Index: wireless-2.6/drivers/net/wireless/b43legacy/main.c
===================================================================
--- wireless-2.6.orig/drivers/net/wireless/b43legacy/main.c 2008-01-16 23:28:50.000000000 +0100
+++ wireless-2.6/drivers/net/wireless/b43legacy/main.c 2008-01-23 12:04:41.000000000 +0100
@@ -3218,38 +3218,45 @@ static void b43legacy_op_remove_interfac
static int b43legacy_op_start(struct ieee80211_hw *hw)
{
struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw);
struct b43legacy_wldev *dev = wl->current_dev;
int did_init = 0;
int err = 0;
+ bool do_rfkill_exit = 0;
/* First register RFkill.
* LEDs that are registered later depend on it. */
b43legacy_rfkill_init(dev);
mutex_lock(&wl->mutex);
if (b43legacy_status(dev) < B43legacy_STAT_INITIALIZED) {
err = b43legacy_wireless_core_init(dev);
- if (err)
+ if (err) {
+ do_rfkill_exit = 1;
goto out_mutex_unlock;
+ }
did_init = 1;
}
if (b43legacy_status(dev) < B43legacy_STAT_STARTED) {
err = b43legacy_wireless_core_start(dev);
if (err) {
if (did_init)
b43legacy_wireless_core_exit(dev);
+ do_rfkill_exit = 1;
goto out_mutex_unlock;
}
}
out_mutex_unlock:
mutex_unlock(&wl->mutex);
+ if (do_rfkill_exit)
+ b43legacy_rfkill_exit(dev);
+
return err;
}
static void b43legacy_op_stop(struct ieee80211_hw *hw)
{
struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw);
-
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