ceph: fix osdmap decoding when pools include (removed) snaps

Add missing pointer dereference (p is a void **).

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

diff --git a/fs/ceph/osdmap.c b/fs/ceph/osdmap.c
index 34b5696c84fdf7c30250f03695d041d95ed44d6b..b83f2692b835f74164061f6200b8507692884d13 100644 (file)
--- a/fs/ceph/osdmap.c
+++ b/fs/ceph/osdmap.c
@@ -529,8 +529,8 @@ struct ceph_osdmap *osdmap_decode(void **p, void *end)
                ceph_decode_copy(p, &pi->v, sizeof(pi->v));
                __insert_pg_pool(&map->pg_pools, pi);
                calc_pg_masks(pi);
-               p += le32_to_cpu(pi->v.num_snaps) * sizeof(u64);
-               p += le32_to_cpu(pi->v.num_removed_snap_intervals)
+               *p += le32_to_cpu(pi->v.num_snaps) * sizeof(u64);
+               *p += le32_to_cpu(pi->v.num_removed_snap_intervals)
                        * sizeof(u64) * 2;
        }
        ceph_decode_32_safe(p, end, map->pool_max, bad);