platform/x86: remove unneeded break

A break is not needed if it is preceded by a return
Signed-off-by: Tom Rix <trix@redhat.com>
Link: https://lore.kernel.org/r/20201019133212.12671-1-trix@redhat.comSigned-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/acer-wmi.c

@@ -792,7 +792,6 @@ static acpi_status AMW0_set_u32(u32 value, u32 cap)
 		switch (quirks->brightness) {
 		default:
 			return ec_write(0x83, value);
-			break;
 		}
 	default:
 		return AE_ERROR;

drivers/platform/x86/sony-laptop.c

@@ -2467,13 +2467,11 @@ static int __sony_nc_gfx_switch_status_get(void)
 		 * 0: integrated GFX (stamina)
 		 */
 		return result & 0x1 ? SPEED : STAMINA;
-		break;
 	case 0x015B:
 		/* 0: discrete GFX (speed)
 		 * 1: integrated GFX (stamina)
 		 */
 		return result & 0x1 ? STAMINA : SPEED;
-		break;
 	case 0x0128:
 		/* it's a more elaborated bitmask, for now:
 		 * 2: integrated GFX (stamina)
@@ -2482,7 +2480,6 @@ static int __sony_nc_gfx_switch_status_get(void)
 		dprintk("GFX Status: 0x%x\n", result);
 		return result & 0x80 ? AUTO :
 			result & 0x02 ? STAMINA : SPEED;
-		break;
 	}
 	return -EINVAL;
 }

drivers/platform/x86/wmi.c

@@ -1260,13 +1260,10 @@ acpi_wmi_ec_space_handler(u32 function, acpi_physical_address address,
 	switch (result) {
 	case -EINVAL:
 		return AE_BAD_PARAMETER;
-		break;
 	case -ENODEV:
 		return AE_NOT_FOUND;
-		break;
 	case -ETIME:
 		return AE_TIME;
-		break;
 	default:
 		return AE_OK;
 	}