Signal key as modified when expired on-access.

This fixes WATCH and client side caching with keys expiring because of
a synchronous access and not because of background expiring.

1 files changed, 4 insertions, 2 deletions

diff --git a/src/db.c b/src/db.c
index c80524e94..8a0242d9e 100644
--- a/src/db.c
+++ b/src/db.c
@@ -1296,8 +1296,10 @@ int expireIfNeeded(redisDb *db, robj *key) {
     propagateExpire(db,key,server.lazyfree_lazy_expire);
     notifyKeyspaceEvent(NOTIFY_EXPIRED,
         "expired",key,db->id);
-    return server.lazyfree_lazy_expire ? dbAsyncDelete(db,key) :
-                                         dbSyncDelete(db,key);
+    int retval = server.lazyfree_lazy_expire ? dbAsyncDelete(db,key) :
+                                               dbSyncDelete(db,key);
+    if (retval) signalModifiedKey(db,key);
+    return retval;
 }
 
 /* -----------------------------------------------------------------------------