From 24e7ea7fe67901d2522f484f290fc137a61c34b0 Mon Sep 17 00:00:00 2001
From: Alex Zolotarev <alex@mapswithme.com>
Date: Fri, 30 Aug 2013 20:47:05 +0300
Subject: [PATCH] [mac] Minor refactoring

---
 platform/platform_mac.mm | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/platform/platform_mac.mm b/platform/platform_mac.mm
index 248892e3d5..632b7c80e1 100644
--- a/platform/platform_mac.mm
+++ b/platform/platform_mac.mm
@@ -88,11 +88,10 @@ string Platform::UniqueClientId() const
   io_registry_entry_t ioRegistryRoot = IORegistryEntryFromPath(kIOMasterPortDefault, "IOService:/");
   CFStringRef uuidCf = (CFStringRef) IORegistryEntryCreateCFProperty(ioRegistryRoot, CFSTR(kIOPlatformUUIDKey), kCFAllocatorDefault, 0);
   IOObjectRelease(ioRegistryRoot);
-  char buf[513];
-  CFStringGetCString(uuidCf, buf, 512, kCFStringEncodingUTF8);
+  char uidBuf[513];
+  CFStringGetCString(uuidCf, uidBuf, ARRAY_SIZE(uidBuf) - 1, kCFStringEncodingUTF8);
   CFRelease(uuidCf);
-
-  return HashUniqueID(buf);
+  return HashUniqueID(uidBuf);
 }
 
 static void PerformImpl(void * obj)