pnfsblock: fix return code confusion
authorJim Rees <rees@umich.edu>
Fri, 23 Sep 2011 01:50:08 +0000 (21:50 -0400)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Tue, 18 Oct 2011 16:08:11 +0000 (09:08 -0700)
commit516f2e24faa7548a61d9ba790958528469c2e284
treed4aa8a2fe75ada9a1af5257be8d14cb3b13fef65
parent2da956523526e440ef4f4dd174e26f5ac06fe011
pnfsblock: fix return code confusion

Always return PTR_ERR, not NULL, from nfs4_blk_get_deviceinfo and
nfs4_blk_decode_device.

Check for IS_ERR, not NULL, in bl_set_layoutdriver when calling
nfs4_blk_get_deviceinfo.

Signed-off-by: Jim Rees <rees@umich.edu>
Signed-off-by: Benny Halevy <bhalevy@tonian.com>
Cc: stable@kernel.org [3.0]
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
fs/nfs/blocklayout/blocklayout.c
fs/nfs/blocklayout/blocklayoutdev.c