diff --git a/cmd/bootefi.c b/cmd/bootefi.c index 545cfecc12b0e52ad8e2fd0852e6d01e3806e64a..4233d36b72288c7fb611826aacc65eff2892693a 100644 --- a/cmd/bootefi.c +++ b/cmd/bootefi.c @@ -373,6 +373,9 @@ static int do_bootefi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) saddr = argv[1]; addr = simple_strtoul(saddr, NULL, 16); + /* Check that a numeric value was passed */ + if (!addr && *saddr != '0') + return CMD_RET_USAGE; if (argc > 2) { sfdt = argv[2];