Messages in this thread | | | Date | Tue, 15 Sep 2015 13:39:10 -0400 | From | Sasha Levin <> | Subject | Re: [PATCH] pptp: avoid releasing the sock too early |
| |
On 09/14/2015 12:43 PM, Eric Dumazet wrote: > Hmm, is the synchronize_rcu() in del_chan() still needed, and why it was > not enough ? > > I believe your patch might reduce the race window, but it is not clear > it is the right fix.
You're right, I've missed the synchronize_rcu() originally. At this point I'm certain that my patch is incorrect (so ignore it please), but I don't see the cause of the bug either.
Let me think about it some more...
Thanks, Sasha
| |