blob: 9cee8646a19ec88d00c8a3434e277ccb2ca82744 (
plain)
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diff --git a/src/corelib/io/qdataurl.cpp b/src/corelib/io/qdataurl.cpp
index f14d399301f..83e59e3ac00 100644
--- a/src/corelib/io/qdataurl.cpp
+++ b/src/corelib/io/qdataurl.cpp
@@ -76,10 +76,11 @@ Q_CORE_EXPORT bool qDecodeDataUrl(const QUrl &uri, QString &mimeType, QByteArray
}
if (data.toLower().startsWith("charset")) {
- int i = 7; // strlen("charset")
- while (data.at(i) == ' ')
- ++i;
- if (data.at(i) == '=')
+ int prefixSize = 7; // strlen("charset")
+ QLatin1String copy(data.constData() + prefixSize, data.size() - prefixSize);
+ while (copy.startsWith(QLatin1String(" ")))
+ copy = copy.mid(1);
+ if (copy.startsWith(QLatin1String("=")))
data.prepend("text/plain;");
}
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