From: Sage Weil <sage@newdream.net>
Date: Tue, 25 May 2010 16:24:42 +0000 (-0700)
Subject: ceph: avoid possible null dereference
X-Git-Tag: v2.6.35-rc1~16^2~8
X-Git-Url: http://bbs.cooldavid.org/git/?a=commitdiff_plain;h=e95e9a7ae4c1e7655a0438579f891b3c60178d77;p=net-next-2.6.git

ceph: avoid possible null dereference

ac->ops may be null; use protocol id in error message instead.

Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Sage Weil <sage@newdream.net>
---

diff --git a/fs/ceph/auth.c b/fs/ceph/auth.c
index 9f46de2ba7a..01c4a1cd53c 100644
--- a/fs/ceph/auth.c
+++ b/fs/ceph/auth.c
@@ -217,8 +217,8 @@ int ceph_handle_auth_reply(struct ceph_auth_client *ac,
 		if (ac->protocol != protocol) {
 			ret = ceph_auth_init_protocol(ac, protocol);
 			if (ret) {
-				pr_err("error %d on auth method %s init\n",
-				       ret, ac->ops->name);
+				pr_err("error %d on auth protocol %d init\n",
+				       ret, protocol);
 				goto out;
 			}
 		}