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-rw-r--r--src/quick/scenegraph/qsgrhidistancefieldglyphcache.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/quick/scenegraph/qsgrhidistancefieldglyphcache.cpp b/src/quick/scenegraph/qsgrhidistancefieldglyphcache.cpp
index a47b35210b..b139c3428a 100644
--- a/src/quick/scenegraph/qsgrhidistancefieldglyphcache.cpp
+++ b/src/quick/scenegraph/qsgrhidistancefieldglyphcache.cpp
@@ -449,7 +449,7 @@ bool QSGRhiDistanceFieldGlyphCache::loadPregeneratedCache(const QRawFont &font)
const char *textureRecord = allocatorData;
for (int i = 0; i < textureCount; ++i, textureRecord += Qtdf::TextureRecordSize) {
- if (textureRecord + Qtdf::TextureRecordSize > qtdfTableEnd) {
+ if (qtdfTableEnd - textureRecord < Qtdf::TextureRecordSize) {
qWarning("qtdf table too small in font '%s'.",
qPrintable(font.familyName()));
return false;
@@ -465,7 +465,7 @@ bool QSGRhiDistanceFieldGlyphCache::loadPregeneratedCache(const QRawFont &font)
const char *glyphRecord = textureRecord;
for (quint32 i = 0; i < glyphCount; ++i, glyphRecord += Qtdf::GlyphRecordSize) {
- if (glyphRecord + Qtdf::GlyphRecordSize > qtdfTableEnd) {
+ if (qtdfTableEnd - glyphRecord < Qtdf:: GlyphRecordSize) {
qWarning("qtdf table too small in font '%s'.",
qPrintable(font.familyName()));
return false;
@@ -516,7 +516,7 @@ bool QSGRhiDistanceFieldGlyphCache::loadPregeneratedCache(const QRawFont &font)
int width = texInfo->allocatedArea.width();
int height = texInfo->allocatedArea.height();
qint64 size = qint64(width) * height;
- if (reinterpret_cast<const char *>(textureData + size) > qtdfTableEnd) {
+ if (qtdfTableEnd - reinterpret_cast<const char *>(textureData) < size) {
qWarning("qtdf table too small in font '%s'.",
qPrintable(font.familyName()));
return false;