cleanup: Drop pointless return at end of function

A few functions now end with a label.  The next commit will clean them
up.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20250407082643.2310002-3-armbru@redhat.com>
[Straightforward conflict with commit 988ad4cceb (hw/loongarch/virt:
Fix cpuslot::cpu set at last in virt_cpu_plug()) resolved]

accel/tcg/cpu-exec.c

@@ -665,7 +665,6 @@ static inline void tb_add_jump(TranslationBlock *tb, int n,
 
  out_unlock_next:
     qemu_spin_unlock(&tb_next->jmp_lock);
-    return;
 }
 
 static inline bool cpu_handle_halt(CPUState *cpu)

block/gluster.c

@@ -972,8 +972,6 @@ static void qemu_gluster_reopen_commit(BDRVReopenState *state)
 
     g_free(state->opaque);
     state->opaque = NULL;
-
-    return;
 }
 
 
@@ -993,8 +991,6 @@ static void qemu_gluster_reopen_abort(BDRVReopenState *state)
 
     g_free(state->opaque);
     state->opaque = NULL;
-
-    return;
 }
 
 #ifdef CONFIG_GLUSTERFS_ZEROFILL

block/rbd.c

@@ -254,7 +254,6 @@ static void qemu_rbd_parse_filename(const char *filename, QDict *options,
 done:
     g_free(buf);
     qobject_unref(keypairs);
-    return;
 }
 
 static int qemu_rbd_set_auth(rados_t cluster, BlockdevOptionsRbd *opts,

block/replication.c

@@ -176,7 +176,6 @@ static void replication_child_perm(BlockDriverState *bs, BdrvChild *c,
     *nshared = BLK_PERM_CONSISTENT_READ
                | BLK_PERM_WRITE
                | BLK_PERM_WRITE_UNCHANGED;
-    return;
 }
 
 static int64_t coroutine_fn GRAPH_RDLOCK

block/throttle-groups.c

@@ -908,7 +908,6 @@ unlock:
     qemu_mutex_unlock(&tg->lock);
     qapi_free_ThrottleLimits(argp);
     error_propagate(errp, local_err);
-    return;
 }
 
 static void throttle_group_get_limits(Object *obj, Visitor *v,

bsd-user/signal.c

@@ -441,7 +441,6 @@ void queue_signal(CPUArchState *env, int sig, int si_type,
     ts->sync_signal.pending = sig;
     /* Signal that a new signal is pending. */
     qatomic_set(&ts->signal_pending, 1);
-    return;
 }
 
 static int fatal_signal(int sig)

dump/win_dump.c

@@ -476,8 +476,6 @@ out_free:
     g_free(saved_ctx);
 out_cr3:
     first_x86_cpu->env.cr[3] = saved_cr3;
-
-    return;
 }
 
 #else /* !TARGET_X86_64 */

event-loop-base.c

@@ -73,8 +73,6 @@ static void event_loop_base_set_param(Object *obj, Visitor *v,
     if (bc->update_params) {
         bc->update_params(base, errp);
     }
-
-    return;
 }
 
 static void event_loop_base_complete(UserCreatable *uc, Error **errp)

hw/acpi/acpi-cpu-hotplug-stub.c

@@ -10,47 +10,39 @@ void acpi_switch_to_modern_cphp(AcpiCpuHotplug *gpe_cpu,
                                 CPUHotplugState *cpuhp_state,
                                 uint16_t io_port)
 {
-    return;
 }
 
 void legacy_acpi_cpu_hotplug_init(MemoryRegion *parent, Object *owner,
                                   AcpiCpuHotplug *gpe_cpu, uint16_t base)
 {
-    return;
 }
 
 void cpu_hotplug_hw_init(MemoryRegion *as, Object *owner,
                          CPUHotplugState *state, hwaddr base_addr)
 {
-    return;
 }
 
 void acpi_cpu_ospm_status(CPUHotplugState *cpu_st, ACPIOSTInfoList ***list)
 {
-    return;
 }
 
 void acpi_cpu_plug_cb(HotplugHandler *hotplug_dev,
                       CPUHotplugState *cpu_st, DeviceState *dev, Error **errp)
 {
-    return;
 }
 
 void legacy_acpi_cpu_plug_cb(HotplugHandler *hotplug_dev,
                              AcpiCpuHotplug *g, DeviceState *dev, Error **errp)
 {
-    return;
 }
 
 void acpi_cpu_unplug_cb(CPUHotplugState *cpu_st,
                         DeviceState *dev, Error **errp)
 {
-    return;
 }
 
 void acpi_cpu_unplug_request_cb(HotplugHandler *hotplug_dev,
                                 CPUHotplugState *cpu_st,
                                 DeviceState *dev, Error **errp)
 {
-    return;
 }

hw/acpi/acpi-mem-hotplug-stub.c

@@ -7,29 +7,24 @@ const VMStateDescription vmstate_memory_hotplug;
 void acpi_memory_hotplug_init(MemoryRegion *as, Object *owner,
                               MemHotplugState *state, hwaddr io_base)
 {
-    return;
 }
 
 void acpi_memory_ospm_status(MemHotplugState *mem_st, ACPIOSTInfoList ***list)
 {
-    return;
 }
 
 void acpi_memory_plug_cb(HotplugHandler *hotplug_dev, MemHotplugState *mem_st,
                          DeviceState *dev, Error **errp)
 {
-    return;
 }
 
 void acpi_memory_unplug_cb(MemHotplugState *mem_st,
                            DeviceState *dev, Error **errp)
 {
-    return;
 }
 
 void acpi_memory_unplug_request_cb(HotplugHandler *hotplug_dev,
                                    MemHotplugState *mem_st,
                                    DeviceState *dev, Error **errp)
 {
-    return;
 }

hw/acpi/acpi-nvdimm-stub.c

@@ -4,5 +4,4 @@
 
 void nvdimm_acpi_plug_cb(HotplugHandler *hotplug_dev, DeviceState *dev)
 {
-    return;
 }

hw/acpi/acpi-pci-hotplug-stub.c

@@ -7,37 +7,31 @@ const VMStateDescription vmstate_acpi_pcihp_pci_status;
 void acpi_pcihp_init(Object *owner, AcpiPciHpState *s, PCIBus *root_bus,
                      MemoryRegion *address_space_io, uint16_t io_base)
 {
-    return;
 }
 
 void acpi_pcihp_device_plug_cb(HotplugHandler *hotplug_dev, AcpiPciHpState *s,
                                DeviceState *dev, Error **errp)
 {
-    return;
 }
 
 void acpi_pcihp_device_pre_plug_cb(HotplugHandler *hotplug_dev,
                                    DeviceState *dev, Error **errp)
 {
-    return;
 }
 
 void acpi_pcihp_device_unplug_cb(HotplugHandler *hotplug_dev, AcpiPciHpState *s,
                                  DeviceState *dev, Error **errp)
 {
-    return;
 }
 
 void acpi_pcihp_device_unplug_request_cb(HotplugHandler *hotplug_dev,
                                          AcpiPciHpState *s, DeviceState *dev,
                                          Error **errp)
 {
-    return;
 }
 
 void acpi_pcihp_reset(AcpiPciHpState *s)
 {
-    return;
 }
 
 bool acpi_pcihp_is_hotpluggbale_bus(AcpiPciHpState *s, BusState *bus)

hw/arm/exynos4210.c

@@ -462,7 +462,6 @@ static uint64_t exynos4210_chipid_and_omr_read(void *opaque, hwaddr offset,
 static void exynos4210_chipid_and_omr_write(void *opaque, hwaddr offset,
                                             uint64_t value, unsigned size)
 {
-    return;
 }
 
 static const MemoryRegionOps exynos4210_chipid_and_omr_ops = {

hw/arm/smmu-common.c

@@ -712,7 +712,6 @@ static void combine_tlb(SMMUTLBEntry *tlbe, SMMUTLBEntry *tlbe_s2,
     tlbe->entry.iova = iova & ~tlbe->entry.addr_mask;
     /* parent_perm has s2 perm while perm keeps s1 perm. */
     tlbe->parent_perm = tlbe_s2->entry.perm;
-    return;
 }
 
 /**

hw/arm/xen-stubs.c

@@ -14,7 +14,6 @@
 void arch_handle_ioreq(XenIOState *state, ioreq_t *req)
 {
     hw_error("Invalid ioreq type 0x%x\n", req->type);
-    return;
 }
 
 void arch_xen_set_memory(XenIOState *state, MemoryRegionSection *section,

hw/audio/asc.c

@@ -406,7 +406,6 @@ static void asc_fifo_write(void *opaque, hwaddr addr, uint64_t value,
     } else {
         fs->fifo[addr] = value;
     }
-    return;
 }
 
 static const MemoryRegionOps asc_fifo_ops = {

hw/core/qdev-properties-system.c

@@ -793,7 +793,6 @@ separator_error:
     error_setg(errp, "reserved region fields must be separated with ':'");
 out:
     g_free(str);
-    return;
 }
 
 const PropertyInfo qdev_prop_reserved_region = {

hw/cxl/cxl-host.c

@@ -67,8 +67,6 @@ static void cxl_fixed_memory_window_config(CXLState *cxl_state,
 
     cxl_state->fixed_windows = g_list_append(cxl_state->fixed_windows,
                                              g_steal_pointer(&fw));
-
-    return;
 }
 
 void cxl_fmws_link_targets(CXLState *cxl_state, Error **errp)

hw/display/macfb.c

@@ -383,7 +383,6 @@ static void macfb_sense_write(MacfbState *s, uint32_t val)
     s->regs[DAFB_MODE_SENSE >> 2] = val;
 
     trace_macfb_sense_write(val);
-    return;
 }
 
 static void macfb_update_mode(MacfbState *s)

hw/display/tcx.c

@@ -729,7 +729,6 @@ static uint64_t tcx_dummy_readl(void *opaque, hwaddr addr,
 static void tcx_dummy_writel(void *opaque, hwaddr addr,
                          uint64_t val, unsigned size)
 {
-    return;
 }
 
 static const MemoryRegionOps tcx_dummy_ops = {