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authorMichael Buesch <mb@bu3sch.de>2008-01-23 11:15:38 (GMT)
committerDavid S. Miller <davem@davemloft.net>2008-02-01 03:26:36 (GMT)
commit8712f2769dd66d8e7ff179d525b93e0a15a5b963 (patch)
tree4ee4da5b50a2b21d146b2435d593a88132b2cd0e /drivers/net/wireless
parent1946a2c3c6d138f0e1face8734226d9ba090e831 (diff)
downloadlinux-fsl-qoriq-8712f2769dd66d8e7ff179d525b93e0a15a5b963.tar.xz
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>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/b43legacy/main.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 4ed4243..b9a046f 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -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;
}