ceph: fix crush map update decoding

If the incremental osdmap has a new crush map, advance the position after
decoding so that we can parse the rest of the osdmap properly.

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

diff --git a/fs/ceph/osdmap.c b/fs/ceph/osdmap.c
index ddc656f..50ce64e 100644 (file)
--- a/fs/ceph/osdmap.c
+++ b/fs/ceph/osdmap.c
@@ -707,6 +707,7 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end,
                newcrush = crush_decode(*p, min(*p+len, end));
                if (IS_ERR(newcrush))
                        return ERR_CAST(newcrush);
+               *p += len;
        }
 
        /* new flags? */