Screen: Fix potential crash when ExtendedCharTable tries to clean

9 years ago · 27da40a0c6
parent 7aef6a35f7
commit 27da40a0c6
1 changed files with 1 additions and 1 deletions
--- a/src/Screen.h
+++ b/src/Screen.h
@ -580,7 +580,7 @@ public:
        QSet<ushort> result;
        for (int i = 0; i < _lines; ++i) {
            const ImageLine& il = _screenLines[i];
-            for (int j = 0; j < _columns; ++j) {
+            for (int j = 0; j < il.length(); ++j) {
                if (il[j].rendition & RE_EXTENDED_CHAR) {
                    result << il[j].character;
                }