From d0f710ea0956433222a42acf29bdde911004b303 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 2ddbafa47f..893aeb8466 100644
--- a/src/rdb.c
+++ b/src/rdb.c
@@ -411,7 +411,7 @@ int rdbSave(char *filename) {
         redisLog(REDIS_WARNING, "Failed saving the DB: %s", 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;
@@ -943,7 +943,7 @@ 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;