firmware: qemu_fw_cfg.c: potential unintialized variable

It acpi_acquire_global_lock() return AE_NOT_CONFIGURED then "glk" isn't
initialized, which, if you got very unlucky, could cause a bug.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

path: root/screen.h

#ifndef SCREEN_H
#define SCREEN_H

#include <curses.h>

extern WINDOW *screen_init(bool israw);
extern void screen_end(void);

#endif /* SCREEN_H */