hexdump: don't unconditionally limit the usable address range

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 7 insertions, 2 deletions

diff --git a/libbb/dump.c b/libbb/dump.c
index 7e435643b..566881a78 100644
--- a/libbb/dump.c
+++ b/libbb/dump.c
@@ -333,7 +333,7 @@ static void do_skip(priv_dumper_t *dumper, const char *fname, int statok)
                         return;
                 }
         }
-        if (fseek(stdin, dumper->pub.dump_skip, SEEK_SET)) {
+        if (fseeko(stdin, dumper->pub.dump_skip, SEEK_SET)) {
                 bb_simple_perror_msg_and_die(fname);
         }
         dumper->address += dumper->pub.dump_skip;
diff --git a/util-linux/hexdump.c b/util-linux/hexdump.c
index 9a312f95c..43fc188bf 100644
--- a/util-linux/hexdump.c
+++ b/util-linux/hexdump.c
@@ -116,7 +116,12 @@ int hexdump_main(int argc, char **argv)
                         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;