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-rw-r--r--hw/char/virtio-serial-bus.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c
index f5bc173..17a1bb0 100644
--- a/hw/char/virtio-serial-bus.c
+++ b/hw/char/virtio-serial-bus.c
@@ -663,7 +663,7 @@ static void virtio_serial_save_device(VirtIODevice *vdev, QEMUFile *f)
/* The ports map */
max_nr_ports = s->serial.max_virtserial_ports;
- for (i = 0; i < (max_nr_ports + 31) / 32; i++) {
+ for (i = 0; i < DIV_ROUND_UP(max_nr_ports, 32); i++) {
qemu_put_be32s(f, &s->ports_map[i]);
}
@@ -798,7 +798,7 @@ static int virtio_serial_load_device(VirtIODevice *vdev, QEMUFile *f,
qemu_get_be32s(f, &tmp);
max_nr_ports = s->serial.max_virtserial_ports;
- for (i = 0; i < (max_nr_ports + 31) / 32; i++) {
+ for (i = 0; i < DIV_ROUND_UP(max_nr_ports, 32); i++) {
qemu_get_be32s(f, &ports_map);
if (ports_map != s->ports_map[i]) {
@@ -863,7 +863,7 @@ static uint32_t find_free_port_id(VirtIOSerial *vser)
unsigned int i, max_nr_ports;
max_nr_ports = vser->serial.max_virtserial_ports;
- for (i = 0; i < (max_nr_ports + 31) / 32; i++) {
+ for (i = 0; i < DIV_ROUND_UP(max_nr_ports, 32); i++) {
uint32_t map, zeroes;
map = vser->ports_map[i];
@@ -1075,7 +1075,7 @@ static void virtio_serial_device_realize(DeviceState *dev, Error **errp)
vser->ovqs[i] = virtio_add_queue(vdev, 128, handle_output);
}
- vser->ports_map = g_malloc0(((vser->serial.max_virtserial_ports + 31) / 32)
+ vser->ports_map = g_malloc0((DIV_ROUND_UP(vser->serial.max_virtserial_ports, 32))
* sizeof(vser->ports_map[0]));
/*
* Reserve location 0 for a console port for backward compat