[PATCH 15/15] vl: Make current_machine a local variable

[Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>]

Since we now only use current_machine in vl.c, stop exporting
it as a global variable in "hw/board.h", and make it static
to vl.c.

Signed-off-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
---
 include/hw/boards.h | 2 --
 vl.c                | 4 ++--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/include/hw/boards.h b/include/hw/boards.h
index 61f8bb8e5a..b0c0d4376d 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -59,8 +59,6 @@ void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner,
 #define MACHINE_CLASS(klass) \
     OBJECT_CLASS_CHECK(MachineClass, (klass), TYPE_MACHINE)
 
-extern MachineState *current_machine;
-
 void machine_run_board_init(MachineState *machine);
 bool machine_usb(MachineState *machine);
 int machine_phandle_start(MachineState *machine);
diff --git a/vl.c b/vl.c
index 3ff3548183..7a69af4bef 100644
--- a/vl.c
+++ b/vl.c
@@ -214,6 +214,8 @@ static int default_sdcard = 1;
 static int default_vga = 1;
 static int default_net = 1;
 
+static MachineState *current_machine;
+
 static struct {
     const char *driver;
     int *flag;
@@ -1164,8 +1166,6 @@ static int usb_parse(const char *cmdline)
 /***********************************************************/
 /* machine registration */
 
-MachineState *current_machine;
-
 static MachineClass *find_machine(const char *name, GSList *machines)
 {
     GSList *el;
-- 
2.21.1