[19/41] buffered_file: unfold migrate_fd_put_buffer

diff --git a/buffered_file.c b/buffered_file.c
index 59d952d..702a726 100644
--- a/buffered_file.c
+++ b/buffered_file.c
@@ -23,7 +23,6 @@ 

 typedef struct QEMUFileBuffered
 {
-    BufferedPutFunc *put_buffer;
     BufferedPutReadyFunc *put_ready;
     BufferedWaitForUnfreezeFunc *wait_for_unfreeze;
     BufferedCloseFunc *close;
@@ -78,8 +77,8 @@  static void buffered_flush(QEMUFileBuffered *s)
     while (s->bytes_xfer < s->xfer_limit && offset < s->buffer_size) {
         ssize_t ret;

-        ret = s->put_buffer(s->migration_state, s->buffer + offset,
-                            s->buffer_size - offset);
+        ret = migrate_fd_put_buffer(s->migration_state, s->buffer + offset,
+                                    s->buffer_size - offset);
         if (ret == -EAGAIN) {
             DPRINTF("backend not ready, freezing\n");
             s->freeze_output = 1;
@@ -228,7 +227,6 @@  static void buffered_rate_tick(void *opaque)

 QEMUFile *qemu_fopen_ops_buffered(MigrationState *migration_state,
                                   size_t bytes_per_sec,
-                                  BufferedPutFunc *put_buffer,
                                   BufferedPutReadyFunc *put_ready,
                                   BufferedWaitForUnfreezeFunc *wait_for_unfreeze,
                                   BufferedCloseFunc *close)
@@ -239,7 +237,6 @@  QEMUFile *qemu_fopen_ops_buffered(MigrationState *migration_state,

     s->migration_state = migration_state;
     s->xfer_limit = bytes_per_sec / 10;
-    s->put_buffer = put_buffer;
     s->put_ready = put_ready;
     s->wait_for_unfreeze = wait_for_unfreeze;
     s->close = close;
diff --git a/buffered_file.h b/buffered_file.h
index 39f7fa0..ca7e62d 100644
--- a/buffered_file.h
+++ b/buffered_file.h
@@ -17,14 +17,12 @@ 
 #include "hw/hw.h"
 #include "migration.h"

-typedef ssize_t (BufferedPutFunc)(void *opaque, const void *data, size_t size);
 typedef void (BufferedPutReadyFunc)(void *opaque);
 typedef void (BufferedWaitForUnfreezeFunc)(void *opaque);
 typedef int (BufferedCloseFunc)(void *opaque);

 QEMUFile *qemu_fopen_ops_buffered(MigrationState *migration_state,
                                   size_t xfer_limit,
-                                  BufferedPutFunc *put_buffer,
                                   BufferedPutReadyFunc *put_ready,
                                   BufferedWaitForUnfreezeFunc *wait_for_unfreeze,
                                   BufferedCloseFunc *close);
diff --git a/migration.c b/migration.c
index 05634d5..a958f4f 100644
--- a/migration.c
+++ b/migration.c
@@ -293,10 +293,9 @@  static void migrate_fd_put_notify(void *opaque)
     }
 }

-static ssize_t migrate_fd_put_buffer(void *opaque, const void *data,
-                                     size_t size)
+ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data,
+                              size_t size)
 {
-    MigrationState *s = opaque;
     ssize_t ret;

     if (s->state != MIG_STATE_ACTIVE) {
@@ -434,7 +433,6 @@  void migrate_fd_connect(MigrationState *s)
     s->state = MIG_STATE_ACTIVE;
     s->file = qemu_fopen_ops_buffered(s,
                                       s->bandwidth_limit,
-                                      migrate_fd_put_buffer,
                                       migrate_fd_put_ready,
                                       migrate_fd_wait_for_unfreeze,
                                       migrate_fd_close);
diff --git a/migration.h b/migration.h
index 66d7f68..02d0219 100644
--- a/migration.h
+++ b/migration.h
@@ -78,6 +78,9 @@  void migrate_fd_error(MigrationState *s);

 void migrate_fd_connect(MigrationState *s);

+ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data,
+                              size_t size);
+
 void add_migration_state_change_notifier(Notifier *notify);
 void remove_migration_state_change_notifier(Notifier *notify);
 bool migration_is_active(MigrationState *);