nfs: Use PTR_ERR_OR_ZERO in 'nfs41_callback_up' function
authorGeyslan G. Bem <geyslan@gmail.com>
Mon, 14 Oct 2013 20:24:15 +0000 (17:24 -0300)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Mon, 28 Oct 2013 22:16:55 +0000 (18:16 -0400)
Use 'PTR_ERR_OR_ZERO()' rather than 'IS_ERR(...) ? PTR_ERR(...) : 0'.

Signed-off-by: Geyslan G. Bem <geyslan@gmail.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

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