From f847909cf2d321ac7d6a8e45f1b3048d5f9fc5d0 Mon Sep 17 00:00:00 2001
From: Bimba Shrestha <bimbashrestha@fb.com>
Date: Tue, 26 May 2020 09:23:26 -0700
Subject: [PATCH] Using ZSTD_MAX_WINDOWLOG instead of INT_MAX

---
 programs/fileio.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/programs/fileio.c b/programs/fileio.c
index 46772e18..76243950 100644
--- a/programs/fileio.c
+++ b/programs/fileio.c
@@ -771,9 +771,10 @@ static void FIO_adjustMemLimitForPatchFromMode(FIO_prefs_t* const prefs,
                                     unsigned long long const maxSrcFileSize)
 {
     unsigned long long maxSize = MAX(prefs->memLimit, MAX(dictSize, maxSrcFileSize));
+    unsigned const maxWindowSize = (1U << ZSTD_WINDOWLOG_MAX);
     assert(maxSize != UTIL_FILESIZE_UNKNOWN);
-    if (maxSize > INT_MAX)
-        EXM_THROW(42, "Can't handle files larger than %u GB\n", INT_MAX/(1 GB) + 1);
+    if (maxSize > maxWindowSize)
+        EXM_THROW(42, "Can't handle files larger than %u GB\n", maxWindowSize/(1 GB));
     FIO_setMemLimit(prefs, (unsigned)maxSize);
 }