diff --git a/contrib/elftoolchain/readelf/readelf.c b/contrib/elftoolchain/readelf/readelf.c
index 636c841ab877..3df4660d2c6c 100644
--- a/contrib/elftoolchain/readelf/readelf.c
+++ b/contrib/elftoolchain/readelf/readelf.c
@@ -5964,6 +5964,7 @@ dump_dwarf_frame_regtable(struct readelf *re, Dwarf_Fde fde, Dwarf_Addr pc,
 	for (; cur_pc < end_pc; cur_pc++) {
 		if (dwarf_get_fde_info_for_all_regs(fde, cur_pc, &rt, &row_pc,
 		    &de) != DW_DLV_OK) {
+			free(vec);
 			warnx("dwarf_get_fde_info_for_all_regs failed: %s\n",
 			    dwarf_errmsg(de));
 			return (-1);