diff options
| -rw-r--r-- | drivers/dfu/dfu.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c index 5878f991d9..dc09ff6466 100644 --- a/drivers/dfu/dfu.c +++ b/drivers/dfu/dfu.c @@ -106,21 +106,15 @@ static char *dfu_get_hash_algo(void) char *s; s = getenv("dfu_hash_algo"); - /* - * By default the legacy behaviour to calculate the crc32 hash - * value is preserved. - * - * To disable calculation of the hash algorithm for received data - * specify the "dfu_hash_algo = disabled" at your board envs. - */ - debug("%s: DFU hash method: %s\n", __func__, s ? s : "not specified"); - - if (!s || !strcmp(s, "crc32")) - return "crc32"; - - if (!strcmp(s, "disabled")) + if (!s) return NULL; + if (!strcmp(s, "crc32")) { + debug("%s: DFU hash method: %s\n", __func__, s); + return s; + } + + error("DFU hash method: %s not supported!\n", s); return NULL; } |