微调

2023-06-03 18:08:54 +08:00 · 2023-06-03 18:08:54 +08:00 · 0cb203fb7e
parent 377dad1541
commit 0cb203fb7e
1 changed files with 1 additions and 1 deletions
--- a/modules/sane_user/HGSaneImpl.cpp
+++ b/modules/sane_user/HGSaneImpl.cpp
@ -162,7 +162,7 @@ HGResult HGSaneManagerImpl::OpenSource(HGUInt index, class HGSaneSourceImpl **so

 HGResult HGSaneManagerImpl::OpenDefaultSource(HGSaneSourceImpl **sourceImpl)
 {
-    if (NULL == sourceImpl)
+    if (m_vSource.empty() || NULL == sourceImpl)
    {
        return HGBASE_ERR_INVALIDARG;
    }