If there was an error acquiring the firmware lock in
mwl8k_configure_filter(), we would end up leaking the multicast
command packet prepared by mwl8k_prepare_multicast().
Signed-off-by: Lennert Buytenhek <[email protected]>
---
drivers/net/wireless/mwl8k.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 59d4915..59f9210 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -3157,8 +3157,10 @@ static void mwl8k_configure_filter(struct ieee80211_hw *hw,
/* Clear unsupported feature flags */
*total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC;
- if (mwl8k_fw_lock(hw))
+ if (mwl8k_fw_lock(hw)) {
+ kfree(cmd);
return;
+ }
if (priv->sniffer_enabled) {
mwl8k_enable_sniffer(hw, 0);
--
1.5.6.4