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authorJoel Stanley <joel@jms.id.au>2020-08-31 03:46:52 +0300
committerJoel Stanley <joel@jms.id.au>2020-08-31 03:46:57 +0300
commit0dd0c8c492fa70707ca4f0d36dcb2e3c64105b16 (patch)
treea420abd8f26264544246602c60d161a7cc4de390 /fs/ceph/mds_client.c
parent31d8605658d37d9197a989838508481d5dc1d8bc (diff)
parent9ece50d8a470ca7235ffd6ac0f9c5f0f201fe2c8 (diff)
downloadlinux-dev-5.8.tar.xz
Merge tag 'v5.8.5' into dev-5.8dev-5.8
This is the 5.8.5 stable release Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'fs/ceph/mds_client.c')
-rw-r--r--fs/ceph/mds_client.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index a50497142e59..946f9a92658a 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -3279,8 +3279,10 @@ static void handle_session(struct ceph_mds_session *session,
goto bad;
/* version >= 3, feature bits */
ceph_decode_32_safe(&p, end, len, bad);
- ceph_decode_64_safe(&p, end, features, bad);
- p += len - sizeof(features);
+ if (len) {
+ ceph_decode_64_safe(&p, end, features, bad);
+ p += len - sizeof(features);
+ }
}
mutex_lock(&mdsc->mutex);
@@ -4359,7 +4361,6 @@ int ceph_mdsc_init(struct ceph_fs_client *fsc)
goto err_mdsc;
}
- fsc->mdsc = mdsc;
init_completion(&mdsc->safe_umount_waiters);
init_waitqueue_head(&mdsc->session_close_wq);
INIT_LIST_HEAD(&mdsc->waiting_for_map);
@@ -4414,6 +4415,8 @@ int ceph_mdsc_init(struct ceph_fs_client *fsc)
strscpy(mdsc->nodename, utsname()->nodename,
sizeof(mdsc->nodename));
+
+ fsc->mdsc = mdsc;
return 0;
err_mdsmap: