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authorNeil <nyamatongwe@gmail.com>2014-08-19 09:20:25 +1000
committerNeil <nyamatongwe@gmail.com>2014-08-19 09:20:25 +1000
commitd22aad54e9d2b0a5d9e5ee31639b61e44bea5769 (patch)
tree1406abda813e3a0badc8ca47d02535bcb8256e90
parent9ab0b3bc49ffbe3a48f29ecfbff8a206685cca08 (diff)
downloadscintilla-mirror-d22aad54e9d2b0a5d9e5ee31639b61e44bea5769.tar.gz
Bug [#1645]. Validate position of deletion.
-rw-r--r--src/Document.cxx2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/Document.cxx b/src/Document.cxx
index 4c1901679..e9824d9dd 100644
--- a/src/Document.cxx
+++ b/src/Document.cxx
@@ -937,6 +937,8 @@ void Document::CheckReadOnly() {
// SetStyleAt does not change the persistent state of a document
bool Document::DeleteChars(int pos, int len) {
+ if (pos < 0)
+ return false;
if (len <= 0)
return false;
if ((pos + len) > Length())