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b43legacy: Fix rfkill allocation leakage in error paths 

We must kill rfkill in any error paths that trigger after rfkill init.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Acked-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Buesch 2008-01-23 12:15:38 +01:00 committed by David S. Miller
parent 1946a2c3c6
commit 8712f2769d
1 changed files with 8 additions and 1 deletions
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9
drivers/net/wireless/b43legacy/main.c
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@ -3221,6 +3221,7 @@ static int b43legacy_op_start(struct ieee80211_hw *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. */
@ -3230,8 +3231,10 @@ static int b43legacy_op_start(struct ieee80211_hw *hw)
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;
}
@ -3240,6 +3243,7 @@ static int b43legacy_op_start(struct ieee80211_hw *hw)
if (err) {
if (did_init)
b43legacy_wireless_core_exit(dev);
do_rfkill_exit = 1;
goto out_mutex_unlock;
}
}
@ -3247,6 +3251,9 @@ static int b43legacy_op_start(struct ieee80211_hw *hw)
out_mutex_unlock:
mutex_unlock(&wl->mutex);
if (do_rfkill_exit)
b43legacy_rfkill_exit(dev);
return err;
}