[PULL 28/43] vmstate: Rename VMS_NULLPTR_MARKER to VMS_MARKER_PTR_NULL

[Fabiano Rosas <farosas@suse.de>]

From: Peter Xu <peterx@redhat.com>

Prepare for a new MARKER for non-NULL pointer.

Reviewed-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@futurfusion.io>
Reviewed-by: Fabiano Rosas <farosas@suse.de>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Juraj Marcin <jmarcin@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20260401202844.673494-6-peterx@redhat.com
Signed-off-by: Fabiano Rosas <farosas@suse.de>
---
 include/migration/vmstate.h | 2 +-
 migration/vmstate-types.c   | 4 ++--
 tests/unit/test-vmstate.c   | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
index 350e62a55a..7396e38531 100644
--- a/include/migration/vmstate.h
+++ b/include/migration/vmstate.h
@@ -283,7 +283,7 @@ extern const VMStateInfo vmstate_info_uint64;
 extern const VMStateInfo vmstate_info_fd;
 
 /** Put this in the stream when migrating a null pointer.*/
-#define VMS_NULLPTR_MARKER (0x30U) /* '0' */
+#define VMS_MARKER_PTR_NULL          (0x30U)   /* '0' */
 extern const VMStateInfo vmstate_info_nullptr;
 
 extern const VMStateInfo vmstate_info_cpudouble;
diff --git a/migration/vmstate-types.c b/migration/vmstate-types.c
index 23f3433696..7622cf8f01 100644
--- a/migration/vmstate-types.c
+++ b/migration/vmstate-types.c
@@ -363,7 +363,7 @@ static bool load_nullptr(QEMUFile *f, void *pv, size_t size,
                          const VMStateField *field, Error **errp)
 
 {
-    if (qemu_get_byte(f) == VMS_NULLPTR_MARKER) {
+    if (qemu_get_byte(f) == VMS_MARKER_PTR_NULL) {
         return true;
     }
 
@@ -377,7 +377,7 @@ static bool save_nullptr(QEMUFile *f, void *pv, size_t size,
 
 {
     if (pv == NULL) {
-        qemu_put_byte(f, VMS_NULLPTR_MARKER);
+        qemu_put_byte(f, VMS_MARKER_PTR_NULL);
         return true;
     }
 
diff --git a/tests/unit/test-vmstate.c b/tests/unit/test-vmstate.c
index 6a42cc1a4e..dae15786aa 100644
--- a/tests/unit/test-vmstate.c
+++ b/tests/unit/test-vmstate.c
@@ -620,7 +620,7 @@ static void test_arr_ptr_str_no0_load(void)
 
 static uint8_t wire_arr_ptr_0[] = {
     0x00, 0x00, 0x00, 0x00,
-    VMS_NULLPTR_MARKER,
+    VMS_MARKER_PTR_NULL,
     0x00, 0x00, 0x00, 0x02,
     0x00, 0x00, 0x00, 0x03,
     QEMU_VM_EOF
-- 
2.51.0