x86, cpuid: Use PTR_ERR_OR_ZERO

Replace IS_ERR/PTR_ERR

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Link: http://lkml.kernel.org/r/1413576077-26969-1-git-send-email-fabf@skynet.be
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
diff --git a/arch/x86/kernel/cpuid.c b/arch/x86/kernel/cpuid.c
index 3225ae6c..83741a7 100644
--- a/arch/x86/kernel/cpuid.c
+++ b/arch/x86/kernel/cpuid.c
@@ -143,7 +143,7 @@
 
 	dev = device_create(cpuid_class, NULL, MKDEV(CPUID_MAJOR, cpu), NULL,
 			    "cpu%d", cpu);
-	return IS_ERR(dev) ? PTR_ERR(dev) : 0;
+	return PTR_ERR_OR_ZERO(dev);
 }
 
 static void cpuid_device_destroy(int cpu)