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| author | Xin Long <lucien.xin@gmail.com> | 2018-01-18 14:48:03 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-01-18 15:14:51 -0500 |
| commit | cd443f1e91ca600a092e780e8250cd6a2954b763 (patch) | |
| tree | f76635f6578e3aaab43c44704889cbc27b788220 /security | |
| parent | 7155f8f391576f133ed26c8d6bb8c7f03ceb404a (diff) | |
| download | linux-cd443f1e91ca600a092e780e8250cd6a2954b763.tar.gz linux-cd443f1e91ca600a092e780e8250cd6a2954b763.tar.bz2 linux-cd443f1e91ca600a092e780e8250cd6a2954b763.zip | |
netlink: reset extack earlier in netlink_rcv_skb
Move up the extack reset/initialization in netlink_rcv_skb, so that
those 'goto ack' will not skip it. Otherwise, later on netlink_ack
may use the uninitialized extack and cause kernel crash.
Fixes: cbbdf8433a5f ("netlink: extack needs to be reset each time through loop")
Reported-by: syzbot+03bee3680a37466775e7@syzkaller.appspotmail.com
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions