tun: Make tun_net_xmit atomic wrt tun_attach && tun_detach

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Currently this small race allows for a packet to be received when we
detach from an tun device and still be enqueued.  Not especially
important but not what the code is trying to do.

Signed-off-by: Eric W. Biederman <ebiederm@aristanetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Eric W. Biederman 2009-01-20 11:02:28 +00:00 • committed by David S. Miller

parent 36b50bab53

commit 38231b7a8d

1 changed files with 17 additions and 7 deletions

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24

drivers/net/tun.c

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