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(parent: e3a5de6) | patch
net: ethernet: ezchip: fix UAF in nps_enet_remove
authorPavel Skripkin <paskripkin@gmail.com>
Fri, 18 Jun 2021 16:14:31 +0000 (19:14 +0300)
committerDavid S. Miller <davem@davemloft.net>
Sat, 19 Jun 2021 18:46:00 +0000 (11:46 -0700)
commite4b8700e07a86e8eab6916aa5c5ba99042c34089
treea50b6eca26ec724fea75553cc5a156871ed1e7f0tree | snapshot
parente3a5de6d81d8b2199935c7eb3f7d17a50a7075b7commit | diff
net: ethernet: ezchip: fix UAF in nps_enet_remove

priv is netdev private data, but it is used
after free_netdev(). It can cause use-after-free when accessing priv
pointer. So, fix it by moving free_netdev() after netif_napi_del()
call.

Fixes: 0dd077093636 ("NET: Add ezchip ethernet driver")
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/ezchip/nps_enet.c diff | blob | history
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