X-Git-Url: http://git.sven.stormbind.net/?a=blobdiff_plain;f=libexfat%2Fcluster.c;h=34f027cc3270a8aa214e56b496bdc3530d80f4a3;hb=97e58c769cee10732631576f6f71d088462313bb;hp=fc3657b53f62e0ba101d6ed2be35b36ca87f8d38;hpb=0bc23c177c8ab35b8fdf4da503b9fa285400b0e6;p=sven%2Fexfat-utils.git

diff --git a/libexfat/cluster.c b/libexfat/cluster.c
index fc3657b..34f027c 100644
--- a/libexfat/cluster.c
+++ b/libexfat/cluster.c
@@ -3,7 +3,7 @@
 	exFAT file system implementation library.
 
 	Free exFAT implementation.
-	Copyright (C) 2010-2015  Andrew Nayenko
+	Copyright (C) 2010-2016  Andrew Nayenko
 
 	This program is free software; you can redistribute it and/or modify
 	it under the terms of the GNU General Public License as published by
@@ -67,7 +67,7 @@ static cluster_t s2c(const struct exfat* ef, off_t sector)
 static uint32_t bytes2clusters(const struct exfat* ef, uint64_t bytes)
 {
 	uint64_t cluster_size = CLUSTER_SIZE(*ef->sb);
-	return (bytes + cluster_size - 1) / cluster_size;
+	return DIV_ROUND_UP(bytes, cluster_size);
 }
 
 cluster_t exfat_next_cluster(const struct exfat* ef,