diff options
| author | YueHaibing <yuehaibing@huawei.com> | 2019-03-12 08:03:58 +0100 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2019-04-04 12:18:42 +0200 |
| commit | 003b686ace820ce2d635a83f10f2d7f9c147dabc (patch) | |
| tree | dd7c30277c4446b52d66baa7016355f3f890040e /drivers/net/wireless/marvell/mwifiex | |
| parent | net: mwifiex: fix a NULL pointer dereference (diff) | |
| download | linux-003b686ace820ce2d635a83f10f2d7f9c147dabc.tar.xz linux-003b686ace820ce2d635a83f10f2d7f9c147dabc.zip | |
mwifiex: Fix mem leak in mwifiex_tm_cmd
'hostcmd' is alloced by kzalloc, should be freed before
leaving from the error handling cases, otherwise it will
cause mem leak.
Fixes: 3935ccc14d2c ("mwifiex: add cfg80211 testmode support")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/marvell/mwifiex')
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/cfg80211.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c index c46f0a54a0c7..e582d9b3e50c 100644 --- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c +++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c @@ -4082,16 +4082,20 @@ static int mwifiex_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev, if (mwifiex_send_cmd(priv, 0, 0, 0, hostcmd, true)) { dev_err(priv->adapter->dev, "Failed to process hostcmd\n"); + kfree(hostcmd); return -EFAULT; } /* process hostcmd response*/ skb = cfg80211_testmode_alloc_reply_skb(wiphy, hostcmd->len); - if (!skb) + if (!skb) { + kfree(hostcmd); return -ENOMEM; + } err = nla_put(skb, MWIFIEX_TM_ATTR_DATA, hostcmd->len, hostcmd->cmd); if (err) { + kfree(hostcmd); kfree_skb(skb); return -EMSGSIZE; } |