Sparc32: remove unused env/envs variables, spotted by clang

Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>

hw/sun4m.c

@@ -756,8 +756,8 @@ static void ram_register_devices(void)
 
 device_init(ram_register_devices);
 
-static CPUState *cpu_devinit(const char *cpu_model, unsigned int id,
-                             uint64_t prom_addr, qemu_irq **cpu_irqs)
+static void cpu_devinit(const char *cpu_model, unsigned int id,
+                        uint64_t prom_addr, qemu_irq **cpu_irqs)
 {
     CPUState *env;
 
@@ -776,8 +776,6 @@ static CPUState *cpu_devinit(const char *cpu_model, unsigned int id,
     }
     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, env, MAX_PILS);
     env->prom_addr = prom_addr;
-
-    return env;
 }
 
 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
@@ -786,7 +784,6 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
                           const char *kernel_cmdline,
                           const char *initrd_filename, const char *cpu_model)
 {
-    CPUState *envs[MAX_CPUS];
     unsigned int i;
     void *iommu, *espdma, *ledma, *nvram;
     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
@@ -803,7 +800,7 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
         cpu_model = hwdef->default_cpu_model;
 
     for(i = 0; i < smp_cpus; i++) {
-        envs[i] = cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
+        cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
     }
 
     for (i = smp_cpus; i < MAX_CPUS; i++)
@@ -1408,7 +1405,6 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
                           const char *kernel_cmdline,
                           const char *initrd_filename, const char *cpu_model)
 {
-    CPUState *envs[MAX_CPUS];
     unsigned int i;
     void *iounits[MAX_IOUNITS], *espdma, *ledma, *nvram;
     qemu_irq *cpu_irqs[MAX_CPUS], sbi_irq[32], sbi_cpu_irq[MAX_CPUS],
@@ -1423,7 +1419,7 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
         cpu_model = hwdef->default_cpu_model;
 
     for(i = 0; i < smp_cpus; i++) {
-        envs[i] = cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
+        cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
     }
 
     for (i = smp_cpus; i < MAX_CPUS; i++)
@@ -1600,7 +1596,6 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
                           const char *kernel_cmdline,
                           const char *initrd_filename, const char *cpu_model)
 {
-    CPUState *env;
     void *iommu, *espdma, *ledma, *nvram;
     qemu_irq *cpu_irqs, slavio_irq[8], espdma_irq, ledma_irq;
     qemu_irq esp_reset;
@@ -1615,7 +1610,7 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
     if (!cpu_model)
         cpu_model = hwdef->default_cpu_model;
 
-    env = cpu_devinit(cpu_model, 0, hwdef->slavio_base, &cpu_irqs);
+    cpu_devinit(cpu_model, 0, hwdef->slavio_base, &cpu_irqs);
 
     /* set up devices */
     ram_init(0, RAM_size, hwdef->max_mem);