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| author | Bryan Schumaker <bjschuma@netapp.com> | 2012-09-24 13:39:01 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-09-25 10:33:59 -0400 |
| commit | 84e28a307e376f271505af65a7b7e212dd6f61f4 (patch) | |
| tree | 8b84708aebcd196381e1f01bc41b8320e082c489 /fs/nfs/nfs4namespace.c | |
| parent | a519fc7a70d1a918574bb826cc6905b87b482eb9 (diff) | |
| download | linux-stable-84e28a307e376f271505af65a7b7e212dd6f61f4.tar.gz linux-stable-84e28a307e376f271505af65a7b7e212dd6f61f4.tar.bz2 linux-stable-84e28a307e376f271505af65a7b7e212dd6f61f4.zip | |
SUNRPC: Set alloc_slot for backchannel tcp ops
f39c1bfb5a03e2d255451bff05be0d7255298fa4 (SUNRPC: Fix a UDP transport
regression) introduced the "alloc_slot" function for xprt operations,
but never created one for the backchannel operations. This patch fixes
a null pointer dereference when mounting NFS over v4.1.
Call Trace:
[<ffffffffa0207957>] ? xprt_reserve+0x47/0x50 [sunrpc]
[<ffffffffa02023a4>] call_reserve+0x34/0x60 [sunrpc]
[<ffffffffa020e280>] __rpc_execute+0x90/0x400 [sunrpc]
[<ffffffffa020e61a>] rpc_async_schedule+0x2a/0x40 [sunrpc]
[<ffffffff81073589>] process_one_work+0x139/0x500
[<ffffffff81070e70>] ? alloc_worker+0x70/0x70
[<ffffffffa020e5f0>] ? __rpc_execute+0x400/0x400 [sunrpc]
[<ffffffff81073d1e>] worker_thread+0x15e/0x460
[<ffffffff8145c839>] ? preempt_schedule+0x49/0x70
[<ffffffff81073bc0>] ? rescuer_thread+0x230/0x230
[<ffffffff81079603>] kthread+0x93/0xa0
[<ffffffff81465d04>] kernel_thread_helper+0x4/0x10
[<ffffffff81079570>] ? kthread_freezable_should_stop+0x70/0x70
[<ffffffff81465d00>] ? gs_change+0x13/0x13
Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4namespace.c')
0 files changed, 0 insertions, 0 deletions