From: xiubli@redhat.com
To: jlayton@kernel.org
Cc: idryomov@gmail.com, vshankar@redhat.com, lhenriques@suse.de,
ceph-devel@vger.kernel.org, Xiubo Li <xiubli@redhat.com>
Subject: [PATCH v2 2/7] ceph: skip the memories when received a higher version of message
Date: Tue, 1 Mar 2022 19:30:10 +0800 [thread overview]
Message-ID: <20220301113015.498041-3-xiubli@redhat.com> (raw)
In-Reply-To: <20220301113015.498041-1-xiubli@redhat.com>
From: Xiubo Li <xiubli@redhat.com>
We should skip the extra memories which are from the higher version
just likes the libcephfs client does.
URL: https://tracker.ceph.com/issues/54430
Signed-off-by: Xiubo Li <xiubli@redhat.com>
---
fs/ceph/mds_client.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 94b4c6508044..3dea96df4769 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -326,6 +326,7 @@ static int parse_reply_info_lease(void **p, void *end,
goto bad;
ceph_decode_32_safe(p, end, struct_len, bad);
+ end = *p + struct_len;
} else {
struct_len = sizeof(**lease);
*altname_len = 0;
@@ -346,6 +347,7 @@ static int parse_reply_info_lease(void **p, void *end,
*altname = NULL;
*altname_len = 0;
}
+ *p = end;
}
return 0;
bad:
--
2.27.0
next prev parent reply other threads:[~2022-03-01 11:31 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-01 11:30 [PATCH v2 0/7] ceph: encrypt the snapshot directories xiubli
2022-03-01 11:30 ` [PATCH v2 1/7] ceph: fail the request when failing to decode dentry names xiubli
2022-03-01 13:20 ` Jeff Layton
2022-03-01 13:57 ` Xiubo Li
2022-03-01 14:13 ` Jeff Layton
2022-03-01 11:30 ` xiubli [this message]
2022-03-01 11:30 ` [PATCH v2 3/7] ceph: do not dencrypt the dentry name twice for readdir xiubli
2022-03-01 13:31 ` Jeff Layton
2022-03-01 14:05 ` Xiubo Li
2022-03-01 14:18 ` Jeff Layton
2022-03-01 14:33 ` Xiubo Li
2022-03-01 14:43 ` Jeff Layton
2022-03-01 14:45 ` Xiubo Li
2022-03-01 11:30 ` [PATCH v2 4/7] ceph: add ceph_get_snap_parent_inode() support xiubli
2022-03-01 11:30 ` [PATCH v2 5/7] ceph: use the parent inode of '.snap' to dencrypt the names for readdir xiubli
2022-03-01 11:30 ` [PATCH v2 6/7] ceph: use the parent inode of '.snap' to encrypt name to build path xiubli
2022-03-01 11:30 ` [PATCH v2 7/7] ceph: try to encrypt/decrypt long snap name xiubli
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