[PATCH] knfsd: nfsd4: acls: fix handling of zero-length acls
It is legal to have zero-length NFSv4 acls; they just deny everything. Also, nfs4_acl_nfsv4_to_posix will always return with pacl and dpacl set on success, so the caller doesn't need to check this. Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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