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(parent: b7e63a1) | patch
NFS: Fix a delegation callback race
authorTrond Myklebust <trond.myklebust@primarydata.com>
Mon, 3 Mar 2014 03:03:12 +0000 (22:03 -0500)
committerTrond Myklebust <trond.myklebust@primarydata.com>
Mon, 3 Mar 2014 03:03:12 +0000 (22:03 -0500)
commit755a48a7a4eb05b9c8424e3017d947b2961a60e0
tree357da4eb493a7cf80df34af3bcceaab442614756tree | snapshot (tar.gz zip)
parentb7e63a1079b266866a732cf699d8c4d61391bbdacommit | diff
NFS: Fix a delegation callback race

The clean-up in commit 36281caa839f ended up removing a NULL pointer check
that is needed in order to prevent an Oops in
nfs_async_inode_return_delegation().

Reported-by: "Yan, Zheng" <zheng.z.yan@intel.com>
Link: http://lkml.kernel.org/r/5313E9F6.2020405@intel.com
Fixes: 36281caa839f (NFSv4: Further clean-ups of delegation stateid validation)
Cc: stable@vger.kernel.org # 3.4+
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
fs/nfs/delegation.c diff | blob | blame | history