From 4e6eb6cb28b9e79ebc7b85f7c272e8e92854c97c Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Tue, 10 May 2011 11:31:37 +0200
Subject: [PATCH] RDB version signature bumped to 2, now that direct saving of
 specially encoded types is implemented 2.2 instances are no longer able to
 read rdb files produced by 2.4 or unstable.

---
 src/rdb.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/rdb.c b/src/rdb.c
index 2557f5b8d..eeafc053d 100644
--- a/src/rdb.c
+++ b/src/rdb.c
@@ -425,7 +425,7 @@ int rdbSave(char *filename) {
             strerror(errno));
         return REDIS_ERR;
     }
-    if (fwrite("REDIS0001",9,1,fp) == 0) goto werr;
+    if (fwrite("REDIS0002",9,1,fp) == 0) goto werr;
     for (j = 0; j < server.dbnum; j++) {
         redisDb *db = server.db+j;
         dict *d = db->dict;
@@ -931,7 +931,7 @@ int rdbLoad(char *filename) {
         return REDIS_ERR;
     }
     rdbver = atoi(buf+5);
-    if (rdbver != 1) {
+    if (rdbver < 1 || rdbver > 2) {
         fclose(fp);
         redisLog(REDIS_WARNING,"Can't handle RDB format version %d",rdbver);
         return REDIS_ERR;