Return-Path: linux-nfs-owner@vger.kernel.org Received: from mail-pd0-f181.google.com ([209.85.192.181]:50031 "EHLO mail-pd0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753522AbaIBOOA (ORCPT ); Tue, 2 Sep 2014 10:14:00 -0400 Received: by mail-pd0-f181.google.com with SMTP id fp1so8792245pdb.12 for ; Tue, 02 Sep 2014 07:14:00 -0700 (PDT) Message-ID: <5405D08C.8060609@gmail.com> Date: Tue, 02 Sep 2014 22:13:32 +0800 From: Kinglong Mee MIME-Version: 1.0 To: "J. Bruce Fields" CC: Linux NFS Mailing List , Kinglong Mee Subject: [PATCH 4/6] NFSD: Fix bad using of return value from qword_get Content-Type: text/plain; charset=utf-8 Sender: linux-nfs-owner@vger.kernel.org List-ID: Signed-off-by: Kinglong Mee --- fs/nfsd/nfs4idmap.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c index a0ab0a8..dc948f6 100644 --- a/fs/nfsd/nfs4idmap.c +++ b/fs/nfsd/nfs4idmap.c @@ -368,7 +368,7 @@ nametoid_parse(struct cache_detail *cd, char *buf, int buflen) { struct ent ent, *res; char *buf1; - int error = -EINVAL; + int len, error = -EINVAL; if (buf[buflen - 1] != '\n') return (-EINVAL); @@ -392,8 +392,8 @@ nametoid_parse(struct cache_detail *cd, char *buf, int buflen) IDMAP_TYPE_USER : IDMAP_TYPE_GROUP; /* Name */ - error = qword_get(&buf, buf1, PAGE_SIZE); - if (error <= 0 || error >= IDMAP_NAMESZ) + len = qword_get(&buf, buf1, PAGE_SIZE); + if (len <= 0 || len >= IDMAP_NAMESZ) goto out; memcpy(ent.name, buf1, sizeof(ent.name)); -- 1.9.3