From dfbaa3059414b158ff7ce7a74ffff80b0fa2db9c Mon Sep 17 00:00:00 2001
From: Eduardo Habkost <ehabkost@redhat.com>
Date: Tue, 6 Apr 2010 19:38:53 -0300
Subject: [PATCH] boot: remove unused boot_devices_bitmap variable

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=561078

In addition to removing the variable, this also renames the parse_bootdevices()
function to validate_bootdevices(), as we don't need its return value anymore.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
 vl.c |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/vl.c b/vl.c
index 349f945..a71127c 100644
--- a/vl.c
+++ b/vl.c
@@ -2517,7 +2517,7 @@ int qemu_boot_set(const char *boot_devices)
     return boot_set_handler(boot_set_opaque, boot_devices);
 }

-static int parse_bootdevices(char *devices)
+static void validate_bootdevices(char *devices)
 {
     /* We just do some generic consistency checks */
     const char *p;
@@ -2543,7 +2543,6 @@ static int parse_bootdevices(char *devices)
         }
         bitmap |= 1 << (*p - 'a');
     }
-    return bitmap;
 }

 static void restore_boot_devices(void *opaque)
@@ -4920,7 +4919,6 @@ static int virtcon_parse(const char *devname)
 int main(int argc, char **argv, char **envp)
 {
     const char *gdbstub_dev = NULL;
-    uint32_t boot_devices_bitmap = 0;
     int i;
     int snapshot, linux_boot;
     const char *initrd_filename;
@@ -5215,13 +5213,13 @@ int main(int argc, char **argv, char **envp)

                     if (legacy ||
                         get_param_value(buf, sizeof(buf), "order", optarg)) {
-                        boot_devices_bitmap = parse_bootdevices(buf);
+                        validate_bootdevices(buf);
                         pstrcpy(boot_devices, sizeof(boot_devices), buf);
                     }
                     if (!legacy) {
                         if (get_param_value(buf, sizeof(buf),
                                             "once", optarg)) {
-                            boot_devices_bitmap |= parse_bootdevices(buf);
+                            validate_bootdevices(buf);
                             standard_boot_devices = qemu_strdup(boot_devices);
                             pstrcpy(boot_devices, sizeof(boot_devices), buf);
                             qemu_register_reset(restore_boot_devices,
-- 
1.6.6.1