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authorTom Sepez <tsepez@chromium.org>2018-10-17 17:57:51 +0000
committerChromium commit bot <commit-bot@chromium.org>2018-10-17 17:57:51 +0000
commit5ae6c564d16ce8b625df3d1950abc822f9ecc987 (patch)
tree96bb64df3166e46db397e405789588bf8dc53842 /fpdfsdk/formfiller/cba_fontmap.cpp
parent785a26dc649af80c593f899a606dff4dae7c48fd (diff)
downloadpdfium-5ae6c564d16ce8b625df3d1950abc822f9ecc987.tar.xz
Add CPDF_{Array,Dictionary}Locker to catch illegal iteration patterns.
Move begin/end methods onto locker object which tracks whether iterators are in existence. Change-Id: Ia869f313fce48d10a0d0180d0cc083eed6ea1584 Reviewed-on: https://pdfium-review.googlesource.com/c/44070 Reviewed-by: Lei Zhang <thestig@chromium.org> Commit-Queue: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'fpdfsdk/formfiller/cba_fontmap.cpp')
-rw-r--r--fpdfsdk/formfiller/cba_fontmap.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/fpdfsdk/formfiller/cba_fontmap.cpp b/fpdfsdk/formfiller/cba_fontmap.cpp
index f2e7c840f8..24d1ef9de9 100644
--- a/fpdfsdk/formfiller/cba_fontmap.cpp
+++ b/fpdfsdk/formfiller/cba_fontmap.cpp
@@ -117,7 +117,8 @@ CPDF_Font* CBA_FontMap::FindResFontSameCharset(const CPDF_Dictionary* pResDict,
CPDF_Document* pDocument = GetDocument();
CPDF_Font* pFind = nullptr;
- for (const auto& it : *pFonts) {
+ CPDF_DictionaryLocker locker(pFonts);
+ for (const auto& it : locker) {
const ByteString& csKey = it.first;
if (!it.second)
continue;