lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Sun, 16 Jul 2017 14:56:38 +0100 From: Ben Hutchings <ben@...adent.org.uk> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org CC: akpm@...ux-foundation.org, "David S. Miller" <davem@...emloft.net>, "Dan Carpenter" <dan.carpenter@...cle.com> Subject: [PATCH 3.2 87/95] net: tc35815: move free after the dereference 3.2.91-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Dan Carpenter <dan.carpenter@...cle.com> commit 11faa7b0359aaf7efd406b7a6a077fda2b037d8e upstream. We dereference "skb" to get "skb->len" so we should probably do that step before freeing the skb. Fixes: eea221ce4880 ("tc35815 driver update (take 2)") Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com> Signed-off-by: David S. Miller <davem@...emloft.net> Signed-off-by: Ben Hutchings <ben@...adent.org.uk> --- drivers/net/ethernet/toshiba/tc35815.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/ethernet/toshiba/tc35815.c +++ b/drivers/net/ethernet/toshiba/tc35815.c @@ -1053,8 +1053,8 @@ tc35815_free_queues(struct net_device *d BUG_ON(lp->tx_skbs[i].skb != skb); #endif if (skb) { - dev_kfree_skb(skb); pci_unmap_single(lp->pci_dev, lp->tx_skbs[i].skb_dma, skb->len, PCI_DMA_TODEVICE); + dev_kfree_skb(skb); lp->tx_skbs[i].skb = NULL; lp->tx_skbs[i].skb_dma = 0; }
Powered by blists - more mailing lists