From: Yan, Zheng <zheng.z.yan@intel.com>
Date: Fri, 31 May 2013 08:26:44 +0000 (+0800)
Subject: ceph: reset iov_len when discarding cap release messages
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=3803da4963db01da6a983ab589ebe2e6ccb97ba9;p=openwrt%2Fstaging%2Fblogic.git

ceph: reset iov_len when discarding cap release messages

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Reviewed-by: Sage Weil <sage@inktank.com>
---

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 4d2920304be8..ddbd5907d41b 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1391,6 +1391,7 @@ static void discard_cap_releases(struct ceph_mds_client *mdsc,
 	num = le32_to_cpu(head->num);
 	dout("discard_cap_releases mds%d %p %u\n", session->s_mds, msg, num);
 	head->num = cpu_to_le32(0);
+	msg->front.iov_len = sizeof(*head);
 	session->s_num_cap_releases += num;
 
 	/* requeue completed messages */