If we're shutting down all the nlm_hosts anyway, then it doesn't make sense to allow RPC calls to linger. Allowing them to do so can mean that the RPC calls can outlive the currently running lockd and can lead to a use after free situation.
Signed-off-by: Jeff Layton <[EMAIL PROTECTED]> --- fs/lockd/host.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/fs/lockd/host.c b/fs/lockd/host.c index 572601e..8771484 100644 --- a/fs/lockd/host.c +++ b/fs/lockd/host.c @@ -377,8 +377,10 @@ nlm_shutdown_hosts(void) /* First, make all hosts eligible for gc */ dprintk("lockd: nuking all hosts...\n"); for (chain = nlm_hosts; chain < nlm_hosts + NLM_HOST_NRHASH; ++chain) { - hlist_for_each_entry(host, pos, chain, h_hash) + hlist_for_each_entry(host, pos, chain, h_hash) { host->h_expires = jiffies - 1; + rpc_killall_tasks(host->h_rpcclnt); + } } /* Then, perform a garbage collection pass */ -- 1.5.3.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/