ceph: precede encoded ceph_pg_pool struct with version
Signed-off-by: Sage Weil <sage@newdream.net>
diff --git a/fs/ceph/osdmap.c b/fs/ceph/osdmap.c
index 0dbd606..a143c51 100644
--- a/fs/ceph/osdmap.c
+++ b/fs/ceph/osdmap.c
@@ -414,6 +414,7 @@
struct ceph_osdmap *map;
u16 version;
u32 len, max, i;
+ u8 ev;
int err = -EINVAL;
void *start = *p;
@@ -441,10 +442,11 @@
}
ceph_decode_32_safe(p, end, max, bad);
while (max--) {
- ceph_decode_need(p, end, 4+sizeof(map->pg_pool->v), bad);
+ ceph_decode_need(p, end, 4+1+sizeof(map->pg_pool->v), bad);
i = ceph_decode_32(p);
if (i >= map->num_pools)
goto bad;
+ ev = ceph_decode_8(p); /* encoding version */
ceph_decode_copy(p, &map->pg_pool[i].v,
sizeof(map->pg_pool->v));
calc_pg_masks(&map->pg_pool[i]);
@@ -603,6 +605,8 @@
/* new_pool */
ceph_decode_32_safe(p, end, len, bad);
while (len--) {
+ __u8 ev;
+
ceph_decode_32_safe(p, end, pool, bad);
if (pool >= map->num_pools) {
void *pg_pool = kcalloc(pool + 1,
@@ -618,6 +622,8 @@
map->pg_pool = pg_pool;
map->num_pools = pool+1;
}
+ ceph_decode_need(p, end, 1 + sizeof(map->pg_pool->v), bad);
+ ev = ceph_decode_8(p); /* encoding version */
ceph_decode_copy(p, &map->pg_pool[pool].v,
sizeof(map->pg_pool->v));
calc_pg_masks(&map->pg_pool[pool]);