hexdump: don't unconditionally limit the usable address range

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/util-linux/hexdump.c b/util-linux/hexdump.c
index 9a312f9..43fc188 100644
--- a/util-linux/hexdump.c
+++ b/util-linux/hexdump.c
@@ -116,7 +116,12 @@
 			dumper->dump_length = xatoi_positive(optarg);
 		} /* else */
 		if (ch == 's') { /* compat: -s accepts hex numbers too */
-			dumper->dump_skip = xstrtoul_range_sfx(optarg, /*base:*/ 0, /*lo:*/ 0, /*hi:*/ LONG_MAX, suffixes);
+			dumper->dump_skip = xstrtoul_range_sfx(
+				optarg,
+				/*base:*/ 0,
+				/*lo:*/ 0, /*hi:*/ OFF_T_MAX,
+				suffixes
+			);
 		} /* else */
 		if (ch == 'v') {
 			dumper->dump_vflag = ALL;