qemu-file: Make qemu_file_get_error_obj() static

It was not used outside of qemu_file.c anyways.

Reviewed-by: Peter Xu <peterx@redhat.com>
Message-ID: <20230530183941.7223-21-quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
diff --git a/migration/qemu-file.c b/migration/qemu-file.c
index 4c577bd..d30bf3c 100644
--- a/migration/qemu-file.c
+++ b/migration/qemu-file.c
@@ -158,7 +158,7 @@
  * is not 0.
  *
  */
-int qemu_file_get_error_obj(QEMUFile *f, Error **errp)
+static int qemu_file_get_error_obj(QEMUFile *f, Error **errp)
 {
     if (errp) {
         *errp = f->last_error_obj ? error_copy(f->last_error_obj) : NULL;
diff --git a/migration/qemu-file.h b/migration/qemu-file.h
index a081ef6..8b8b7d2 100644
--- a/migration/qemu-file.h
+++ b/migration/qemu-file.h
@@ -128,7 +128,6 @@
  * accounting information tracks the total migration traffic.
  */
 void qemu_file_credit_transfer(QEMUFile *f, size_t size);
-int qemu_file_get_error_obj(QEMUFile *f, Error **errp);
 int qemu_file_get_error_obj_any(QEMUFile *f1, QEMUFile *f2, Error **errp);
 void qemu_file_set_error_obj(QEMUFile *f, int ret, Error *err);
 void qemu_file_set_error(QEMUFile *f, int ret);