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(parent: 82594dd) | patch
net: qcom/emac: fix UAF in emac_remove
authorPavel Skripkin <paskripkin@gmail.com>
Fri, 9 Jul 2021 14:24:18 +0000 (17:24 +0300)
committerDavid S. Miller <davem@davemloft.net>
Fri, 9 Jul 2021 18:01:01 +0000 (11:01 -0700)
commit6f4cd2b6f00fc4c0d66948af607f2a7b87d3a7b2
tree1ec9fb422276fe114ec28422dad5313fcb9cb93ftree | snapshot
parent82594dddef966c936a93c9947538d1d968a87a0ccommit | diff
net: qcom/emac: fix UAF in emac_remove

adpt is netdev private data and it cannot be
used after free_netdev() call. Using adpt after free_netdev()
can cause UAF bug. Fix it by moving free_netdev() at the end of the
function.

Fixes: 7ac30eada592 ("net: qcom/emac: do not use devm on internal phy pdev")
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/qualcomm/emac/emac.c diff | blob | history
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