delete unused variable

Test Plan: none

Reviewed By: tjackson@fb.com

FB internal diff: D818326

diff --git a/folly/MemoryMapping.cpp b/folly/MemoryMapping.cpp
index 7ac9825ee0d2b6093d76476085813339bcffa71f..1d926a1df2895749c3d9a4e85e5143f9da40176f 100644 (file)
--- a/folly/MemoryMapping.cpp
+++ b/folly/MemoryMapping.cpp
@@ -131,7 +131,6 @@ bool memOpInChunks(std::function<int(void*, size_t)> op,
   // operations of their own.
 
   size_t chunkSize = memOpChunkSize(bufSize);
-  size_t chunkCount = bufSize / chunkSize;
 
   char* addr = static_cast<char*>(mem);
   amountSucceeded = 0;