NFS: Fix a bogus warning in nfs_generic_pgio
authorTrond Myklebust <trond.myklebust@primarydata.com>
Mon, 13 Oct 2014 14:56:12 +0000 (10:56 -0400)
committerTrond Myklebust <trond.myklebust@primarydata.com>
Mon, 13 Oct 2014 15:04:02 +0000 (11:04 -0400)
commitb8fb9c30f25e45dab5d2cd310ab6913b6861d00f
treed21470fdb513dd9a0f8160dbbdb9405a7751ce27
parent3caa0c6ed754d91b15266abf222498edbef982bd
NFS: Fix a bogus warning in nfs_generic_pgio

It is OK for pageused == pagecount in the loop, as long as we don't add
another entry to the *pages array. Move the test so that it only triggers
in that case.

Reported-by: Steve Dickson <SteveD@redhat.com>
Fixes: bba5c1887a92 (nfs: disallow duplicate pages in pgio page vectors)
Cc: Weston Andros Adamson <dros@primarydata.com>
Cc: stable@vger.kernel.org # 3.16.x
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
fs/nfs/pagelist.c