vl: Use size_t for sizes in get_boot_devices_list()

Code mixes uint32_t, int and size_t.  Very unlikely to go wrong in
practice, but clean it up anyway.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/hw/fw_cfg.c b/hw/fw_cfg.c
index 699383c87a..3b31d77f3f 100644
--- a/hw/fw_cfg.c
+++ b/hw/fw_cfg.c
@@ -471,7 +471,7 @@ void fw_cfg_add_file(FWCfgState *s,  const char *filename,
 
 static void fw_cfg_machine_ready(struct Notifier *n, void *data)
 {
-    uint32_t len;
+    size_t len;
     FWCfgState *s = container_of(n, FWCfgState, machine_ready);
     char *bootindex = get_boot_devices_list(&len);