From: Sage Weil <sage@newdream.net>
Date: Fri, 16 Jul 2010 19:00:02 +0000 (-0700)
Subject: ceph: warn on missing snap realm
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b8cd07e78eaa49857e882f4199309f86aeb80bbd;p=linux-beck.git

ceph: warn on missing snap realm

Well, this Shouldn't Happen, so it would be helpful to know the caller when
it does.

Signed-off-by: Sage Weil <sage@newdream.net>
---

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index e3b848d7698d..30acc7b046ee 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -586,6 +586,7 @@ retry:
 		} else {
 			pr_err("ceph_add_cap: couldn't find snap realm %llx\n",
 			       realmino);
+			WARN_ON(!realm);
 		}
 	}