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(parent: 75514b6) | patch
af_key: Add lock to key dump
authorYuejie Shi <syjcnss@gmail.com>
Fri, 31 Mar 2017 07:10:20 +0000 (15:10 +0800)
committerSteffen Klassert <steffen.klassert@secunet.com>
Mon, 3 Apr 2017 06:05:17 +0000 (08:05 +0200)
commit89e357d83c06b6fac581c3ca7f0ee3ae7e67109e
tree95c3425ed24cca1ce0b806197c690ca42c1be36btree | snapshot
parent75514b6654859e0130b512396dc964d2a9e84967commit | diff
af_key: Add lock to key dump

A dump may come in the middle of another dump, modifying its dump
structure members. This race condition will result in NULL pointer
dereference in kernel. So add a lock to prevent that race.

Fixes: 83321d6b9872 ("[AF_KEY]: Dump SA/SP entries non-atomically")
Signed-off-by: Yuejie Shi <syjcnss@gmail.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
net/key/af_key.c diff | blob | history
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