3 files changed, 5 insertions, 4 deletions
diff --git a/core/fpdfapi/fpdf_font/cpdf_font.cpp b/core/fpdfapi/fpdf_font/cpdf_font.cpp
index 7a6043ad87..3dfadeda9e 100644
--- a/core/fpdfapi/fpdf_font/cpdf_font.cpp
+++ b/core/fpdfapi/fpdf_font/cpdf_font.cpp
@@ -485,7 +485,7 @@ const FX_CHAR* CPDF_Font::GetAdobeCharName(int iBaseEncoding,
 
   const FX_CHAR* name = nullptr;
   if (pCharNames)
-    name = pCharNames[charcode];
+    name = pCharNames[charcode].c_str();
   if ((!name || name[0] == 0) && iBaseEncoding)
     name = PDF_CharNameFromPredefinedCharSet(iBaseEncoding, charcode);
   return name && name[0] ? name : nullptr;
diff --git a/core/fpdfapi/fpdf_font/cpdf_type3font.cpp b/core/fpdfapi/fpdf_font/cpdf_type3font.cpp
index 92f5102cdb..40fb54fbc7 100644
--- a/core/fpdfapi/fpdf_font/cpdf_type3font.cpp
+++ b/core/fpdfapi/fpdf_font/cpdf_type3font.cpp
@@ -73,7 +73,8 @@ FX_BOOL CPDF_Type3Font::Load() {
     LoadPDFEncoding(pEncoding, m_BaseEncoding, m_pCharNames, FALSE, FALSE);
     if (m_pCharNames) {
       for (int i = 0; i < 256; i++) {
-        m_Encoding.m_Unicodes[i] = PDF_UnicodeFromAdobeName(m_pCharNames[i]);
+        m_Encoding.m_Unicodes[i] =
+            PDF_UnicodeFromAdobeName(m_pCharNames[i].c_str());
         if (m_Encoding.m_Unicodes[i] == 0) {
           m_Encoding.m_Unicodes[i] = i;
         }
diff --git a/core/fpdfapi/fpdf_font/fpdf_font_cid.cpp b/core/fpdfapi/fpdf_font/fpdf_font_cid.cpp
index da6b8de35b..f84fa9f2f9 100644
--- a/core/fpdfapi/fpdf_font/fpdf_font_cid.cpp
+++ b/core/fpdfapi/fpdf_font/fpdf_font_cid.cpp
@@ -304,7 +304,7 @@ CPDF_CMap* CPDF_CMapManager::GetPredefinedCMap(const CFX_ByteString& name,
 CPDF_CMap* CPDF_CMapManager::LoadPredefinedCMap(const CFX_ByteString& name,
                                                 FX_BOOL bPromptCJK) {
   CPDF_CMap* pCMap = new CPDF_CMap;
-  const FX_CHAR* pname = name;
+  const FX_CHAR* pname = name.c_str();
   if (*pname == '/') {
     pname++;
   }
@@ -315,7 +315,7 @@ CPDF_CMap* CPDF_CMapManager::LoadPredefinedCMap(const CFX_ByteString& name,
 void CPDF_CMapManager::ReloadAll() {
   for (const auto& pair : m_CMaps) {
     CPDF_CMap* pCMap = pair.second;
-    pCMap->LoadPredefined(this, pair.first, FALSE);
+    pCMap->LoadPredefined(this, pair.first.c_str(), FALSE);
   }
   for (size_t i = 0; i < FX_ArraySize(m_CID2UnicodeMaps); ++i) {
     if (CPDF_CID2UnicodeMap* pMap = m_CID2UnicodeMaps[i]) {