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authorYan, Zheng <zyan@redhat.com>2018-08-03 16:24:49 +0800
committerIlya Dryomov <idryomov@gmail.com>2018-08-13 17:55:44 +0200
commit0fcf6c02b205f80f24eb548b236543ec151cb01c (patch)
treeb6995a6a5a7ca79d2d9d0f1c728f63cda66bbe6a /fs/ceph/quota.c
parent342ce1823ebaec573ac269b56bca78c698fec5c3 (diff)
ceph: don't drop message if it contains more data than expected
Later version mds may encode more data into messages. Signed-off-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/quota.c')
-rw-r--r--fs/ceph/quota.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ceph/quota.c b/fs/ceph/quota.c
index 242bfa5c0539..32d4f13784ba 100644
--- a/fs/ceph/quota.c
+++ b/fs/ceph/quota.c
@@ -48,7 +48,7 @@ void ceph_handle_quota(struct ceph_mds_client *mdsc,
struct inode *inode;
struct ceph_inode_info *ci;
- if (msg->front.iov_len != sizeof(*h)) {
+ if (msg->front.iov_len < sizeof(*h)) {
pr_err("%s corrupt message mds%d len %d\n", __func__,
session->s_mds, (int)msg->front.iov_len);
ceph_msg_dump(msg);