another missing free->zfree replacement fixed. Thanks to Ludo

Makefile

@@ -23,7 +23,7 @@ anet.o: anet.c anet.h
 benchmark.o: benchmark.c ae.h anet.h sds.h adlist.h
 dict.o: dict.c dict.h
 redis-cli.o: redis-cli.c anet.h sds.h adlist.h
-redis.o: redis.c ae.h sds.h anet.h dict.h adlist.h
+redis.o: redis.c ae.h sds.h anet.h dict.h adlist.h zmalloc.c zmalloc.h
 sds.o: sds.c sds.h
 sha1.o: sha1.c sha1.h
 zmalloc.o: zmalloc.c

TODO

@@ -15,3 +15,22 @@ BETA 8 TODO
     $
 - Make Redis aware of the memory it is using thanks to getrusage() and report this info with the INFO command.
 - INFO command: clients, slave/master, requests/second in the last N seconds, memory usage, uptime, dirty, lastsave
+
+FUTURE
+
+ROLLBACK command:
+
+    ROLLBACK UNSET x
+    SET x 10
+    EXPIRE x 3600
+    COMMIT
+
+    (multiple rollbacks are allowed)
+
+    or alternatively
+
+    TRANSACTION SET x 1000
+    TRANSACTION EXPIRE x 1000
+    COMMIT
+
+    but this sucks since there is no way to check the error message.

redis.c

@@ -2619,7 +2619,7 @@ static void sortCommand(redisClient *c) {
     /* Create a list of operations to perform for every sorted element.
      * Operations can be GET/DEL/INCR/DECR */
     operations = listCreate();
-    listSetFreeMethod(operations,free);
+    listSetFreeMethod(operations,zfree);
     j = 2;
 
     /* Now we need to protect sortval incrementing its count, in the future

zmalloc.h

@@ -33,7 +33,7 @@
 
 void *zmalloc(size_t size);
 void *zrealloc(void *ptr, size_t size);
-void *zfree(void *ptr);
+void zfree(void *ptr);
 char *zstrdup(const char *s);
 size_t zmalloc_used_memory(void);