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Merge tag 'ieee802154-for-davem-2020-09-08' of git://git.kernel.org/pub/scm/linux/kernel/git/sschmidt/wpan

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Stefan Schmidt says:

====================
pull-request: ieee802154 for net 2020-09-08

An update from ieee802154 for your *net* tree.

A potential memory leak fix for ca8210 from Liu Jian,
a check on the return for a register read in adf7242
and finally a user after free fix in the softmac tx
function from Eric found by syzkaller.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2020-09-08 20:12:58 -07:00
commit 6fd40d32ef
3 changed files with 9 additions and 4 deletions
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4
drivers/net/ieee802154/adf7242.c
View File

@ -882,7 +882,9 @@ static int adf7242_rx(struct adf7242_local *lp)
int ret;
u8 lqi, len_u8, *data;
adf7242_read_reg(lp, 0, &len_u8);
ret = adf7242_read_reg(lp, 0, &len_u8);
if (ret)
return ret;
len = len_u8;

1
drivers/net/ieee802154/ca8210.c
View File

@ -2925,6 +2925,7 @@ static int ca8210_dev_com_init(struct ca8210_priv *priv)
);
if (!priv->irq_workqueue) {
dev_crit(&priv->spi->dev, "alloc of irq_workqueue failed!\n");
destroy_workqueue(priv->mlme_workqueue);
return -ENOMEM;
}

8
net/mac802154/tx.c
View File

@ -34,11 +34,11 @@ void ieee802154_xmit_worker(struct work_struct *work)
if (res)
goto err_tx;
ieee802154_xmit_complete(&local->hw, skb, false);
dev->stats.tx_packets++;
dev->stats.tx_bytes += skb->len;
ieee802154_xmit_complete(&local->hw, skb, false);
return;
err_tx:
@ -78,6 +78,8 @@ ieee802154_tx(struct ieee802154_local *local, struct sk_buff *skb)
/* async is priority, otherwise sync is fallback */
if (local->ops->xmit_async) {
unsigned int len = skb->len;
ret = drv_xmit_async(local, skb);
if (ret) {
ieee802154_wake_queue(&local->hw);
@ -85,7 +87,7 @@ ieee802154_tx(struct ieee802154_local *local, struct sk_buff *skb)
}
dev->stats.tx_packets++;
dev->stats.tx_bytes += skb->len;
dev->stats.tx_bytes += len;
} else {
local->tx_skb = skb;
queue_work(local->workqueue, &local->tx_work);