X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=diffcore-order.c;h=2a4bd8232eb185f195c513c3509a72a92d172818;hb=c5546e88fe492558313965a49512ce5c71a98dfe;hp=7ad09461858aa6832b828df411fd1b736f035465;hpb=e27e609bbf81271318d99f2643f378f3fde6c6c6;p=git.git

diff --git a/diffcore-order.c b/diffcore-order.c
index 7ad094618..2a4bd8232 100644
--- a/diffcore-order.c
+++ b/diffcore-order.c
@@ -14,6 +14,7 @@ static void prepare_order(const char *orderfile)
 	void *map;
 	char *cp, *endp;
 	struct stat st;
+	size_t sz;
 
 	if (order)
 		return;
@@ -25,11 +26,12 @@ static void prepare_order(const char *orderfile)
 		close(fd);
 		return;
 	}
-	map = mmap(NULL, st.st_size, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0);
+	sz = xsize_t(st.st_size);
+	map = mmap(NULL, sz, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0);
 	close(fd);
 	if (map == MAP_FAILED)
 		return;
-	endp = (char *) map + st.st_size;
+	endp = (char *) map + sz;
 	for (pass = 0; pass < 2; pass++) {
 		cnt = 0;
 		cp = map;