rgw: fix vector index out of range in RGWReadDataSyncRecoveringShardsCR

Fixes: http://tracker.ceph.com/issues/36537
Signed-off-by: Casey Bodley <cbodley@redhat.com>
(cherry picked from commit 077ceb17d9d86f394a2805c9be123b2533e77d40)

diff --git a/src/rgw/rgw_data_sync.cc b/src/rgw/rgw_data_sync.cc
index ce81a5d5d41fdd5dcb9bc4c7ee01e42dae898fae..65a5b2a7242043522e3201db8867a99e67280c9b 100644 (file)
--- a/src/rgw/rgw_data_sync.cc
+++ b/src/rgw/rgw_data_sync.cc
@@ -179,7 +179,7 @@ class RGWReadDataSyncRecoveringShardsCR : public RGWShardCollectCR {
 
 bool RGWReadDataSyncRecoveringShardsCR::spawn_next()
 {
-  if (shard_id > num_shards)
+  if (shard_id >= num_shards)
     return false;
  
   string error_oid = RGWDataSyncStatusManager::shard_obj_name(env->source_zone, shard_id) + ".retry";