4 files changed, 12 insertions, 4 deletions
diff --git a/hw/block/fdc.c b/hw/block/fdc.c
index 2853cdc205..67f78ac702 100644
--- a/hw/block/fdc.c
+++ b/hw/block/fdc.c
@@ -1101,11 +1101,13 @@ static int reconstruct_phase(FDCtrl *fdctrl)
     }
 }
 
-static void fdc_pre_save(void *opaque)
+static int fdc_pre_save(void *opaque)
 {
     FDCtrl *s = opaque;
 
     s->dor_vmstate = s->dor | GET_CUR_DRV(s);
+
+    return 0;
 }
 
 static int fdc_pre_load(void *opaque)
diff --git a/hw/block/m25p80.c b/hw/block/m25p80.c
index 190573cefa..a2438b9ed2 100644
--- a/hw/block/m25p80.c
+++ b/hw/block/m25p80.c
@@ -1251,9 +1251,11 @@ static void m25p80_reset(DeviceState *d)
     reset_memory(s);
 }
 
-static void m25p80_pre_save(void *opaque)
+static int m25p80_pre_save(void *opaque)
 {
     flash_sync_dirty((Flash *)opaque, -1);
+
+    return 0;
 }
 
 static Property m25p80_properties[] = {
diff --git a/hw/block/nand.c b/hw/block/nand.c
index 0d33ac281f..76dcd3f76e 100644
--- a/hw/block/nand.c
+++ b/hw/block/nand.c
@@ -325,11 +325,13 @@ static void nand_command(NANDFlashState *s)
     }
 }
 
-static void nand_pre_save(void *opaque)
+static int nand_pre_save(void *opaque)
 {
     NANDFlashState *s = NAND(opaque);
 
     s->ioaddr_vmstate = s->ioaddr - s->io;
+
+    return 0;
 }
 
 static int nand_post_load(void *opaque, int version_id)
diff --git a/hw/block/onenand.c b/hw/block/onenand.c
index b7423607d9..30e40f3914 100644
--- a/hw/block/onenand.c
+++ b/hw/block/onenand.c
@@ -137,7 +137,7 @@ static void onenand_intr_update(OneNANDState *s)
     qemu_set_irq(s->intr, ((s->intstatus >> 15) ^ (~s->config[0] >> 6)) & 1);
 }
 
-static void onenand_pre_save(void *opaque)
+static int onenand_pre_save(void *opaque)
 {
     OneNANDState *s = opaque;
     if (s->current == s->otp) {
@@ -147,6 +147,8 @@ static void onenand_pre_save(void *opaque)
     } else {
         s->current_direction = 0;
     }
+
+    return 0;
 }
 
 static int onenand_post_load(void *opaque, int version_id)