tree 40885b9d8d338c4f1890f384ad2894f465163e91
parent 872ece86ea5c367aa92f44689c2d01a1c767aeb3
author Trond Myklebust <Trond.Myklebust@netapp.com> 1345820365 -0400
committer Trond Myklebust <Trond.Myklebust@netapp.com> 1346784763 -0400

NFSv4: Fix range checking in __nfs4_get_acl_uncached and __nfs4_proc_set_acl

Ensure that the user supplied buffer size doesn't cause us to overflow
the 'pages' array.

Also fix up some confusion between the use of PAGE_SIZE and
PAGE_CACHE_SIZE when calculating buffer sizes. We're not using
the page cache for anything here.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>