[PATCH] x86/acpi/boot: Remove unnecessary parentheses

[sunran001]

Fix "return is not a function, parentheses are not required" checkpatch
error.

Signed-off-by: Ran Sun <sunran001@xxxxxxxxxx>
---
 arch/x86/kernel/acpi/boot.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 457f1f6622d0..31c0cb4b16e2 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -860,7 +860,7 @@ int acpi_unmap_cpu(int cpu)
 	set_cpu_present(cpu, false);
 	num_processors--;

-	return (0);
+	return 0;
 }
 EXPORT_SYMBOL(acpi_unmap_cpu);
 #endif				/* CONFIG_ACPI_HOTPLUG_CPU */