[Tsan] Fix references to renamed variables in DPrintf()

[dvyukov]

LGTM

Closed by commit rL220674 (authored by vkutuzov).

compiler-rt/trunk/lib/tsan/rtl/tsan_platform_linux.cc

#ifdef MADV_NOHUGEPAGE
   madvise((void*)MemToShadow(0x7f0000000000ULL),
       0x10000000000ULL * kShadowMultiplier, MADV_NOHUGEPAGE);
 #endif
   DPrintf("memory shadow: %zx-%zx (%zuGB)\n",
       kShadowBeg, kShadowEnd,
       (kShadowEnd - kShadowBeg) >> 30);
 
   // Map meta shadow.
-  uptr meta = (uptr)MmapFixedNoReserve(kMetaShadowBeg,
-      kMetaShadowEnd - kMetaShadowBeg);
+  uptr meta_size = kMetaShadowEnd - kMetaShadowBeg;
+  uptr meta = (uptr)MmapFixedNoReserve(kMetaShadowBeg, meta_size);
   if (meta != kMetaShadowBeg) {
     Printf("FATAL: ThreadSanitizer can not mmap the shadow memory\n");
     Printf("FATAL: Make sure to compile with -fPIE and "
                "to link with -pie (%p, %p).\n", meta, kMetaShadowBeg);
     Die();
   }
   DPrintf("meta shadow: %zx-%zx (%zuGB)\n",
-      kMetaShadow, kMetaShadow + kMetaSize, kMetaSize >> 30);
+      meta, meta + meta_size, meta_size >> 30);
 
   MapRodata();
 }
 
 static void InitDataSeg() {
   MemoryMappingLayout proc_maps(true);
   uptr start, end, offset;
   char name[128];