diff --git a/migration/ram.c b/migration/ram.c
index 09178cc3a3..2da2b622ab 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -2743,7 +2743,7 @@ static int load_xbzrle(QEMUFile *f, ram_addr_t addr, void *host)
  */
 static inline RAMBlock *ram_block_from_stream(QEMUFile *f, int flags)
 {
-    static RAMBlock *block = NULL;
+    static RAMBlock *block;
     char id[256];
     uint8_t len;
 
diff --git a/migration/savevm.c b/migration/savevm.c
index e9fd95b1ba..6ebd7e66ad 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -63,7 +63,7 @@
 #include "qemu/bitmap.h"
 #include "net/announce.h"
 
-const unsigned int postcopy_ram_discard_version = 0;
+const unsigned int postcopy_ram_discard_version;
 
 /* Subcommands for QEMU_VM_COMMAND */
 enum qemu_vm_cmd {