【完善】env 获取功能,查找失败后,save_len 将被置 0 。

Signed-off-by: armink <armink.ztl@gmail.com>
pull/98/head
armink 6 years ago
parent d8405708b6
commit 7cd2f0a979

@ -787,6 +787,8 @@ static size_t get_env(const char *key, void *value_buf, size_t buf_len, size_t *
if (value_buf){
ef_port_read(env.addr.value, (uint32_t *) value_buf, read_len);
}
} else if (value_len) {
*value_len = 0;
}
return read_len;

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