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 <buytenh@xxxxxxxxxxx> --- 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 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html