Let the callers take the object, then pass it to migrate_init().

Reviewed-by: Dr. David Alan Gilbert <dgilb...@redhat.com>
Signed-off-by: Peter Xu <pet...@redhat.com>
---
 migration/migration.c | 7 ++-----
 migration/migration.h | 2 +-
 migration/savevm.c    | 5 ++++-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/migration/migration.c b/migration/migration.c
index b080440143..bf1bdd09da 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -1269,10 +1269,8 @@ bool migration_is_idle(void)
     return false;
 }
 
-MigrationState *migrate_init(void)
+void migrate_init(MigrationState *s)
 {
-    MigrationState *s = migrate_get_current();
-
     /*
      * Reinitialise all migration state, except
      * parameters/capabilities that the user set, and
@@ -1300,7 +1298,6 @@ MigrationState *migrate_init(void)
     migrate_set_state(&s->state, MIGRATION_STATUS_NONE, 
MIGRATION_STATUS_SETUP);
 
     s->total_time = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
-    return s;
 }
 
 static GSList *migration_blockers;
@@ -1408,7 +1405,7 @@ void qmp_migrate(const char *uri, bool has_blk, bool blk,
         migrate_set_block_incremental(s, true);
     }
 
-    s = migrate_init();
+    migrate_init(s);
 
     if (strstart(uri, "tcp:", &p)) {
         tcp_start_outgoing_migration(s, p, &local_err);
diff --git a/migration/migration.h b/migration/migration.h
index 2751b2dffc..d052669e1c 100644
--- a/migration/migration.h
+++ b/migration/migration.h
@@ -180,7 +180,7 @@ void migrate_fd_error(MigrationState *s, const Error 
*error);
 
 void migrate_fd_connect(MigrationState *s);
 
-MigrationState *migrate_init(void);
+void migrate_init(MigrationState *s);
 bool migration_is_blocked(Error **errp);
 /* True if outgoing migration has entered postcopy phase */
 bool migration_in_postcopy(void);
diff --git a/migration/savevm.c b/migration/savevm.c
index 86ada6d0e7..6d6f8ee3e4 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -1256,8 +1256,11 @@ void qemu_savevm_state_cleanup(void)
 static int qemu_savevm_state(QEMUFile *f, Error **errp)
 {
     int ret;
-    MigrationState *ms = migrate_init();
+    MigrationState *ms = migrate_get_current();
     MigrationStatus status;
+
+    migrate_init(ms);
+
     ms->to_dst_file = f;
 
     if (migration_is_blocked(errp)) {
-- 
2.13.6


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