Don't return partially inflated QByteArray

We're already stopping the extraction because we're running out of
memory. It's no use to return this provisional result.

Pick-to: 5.12 5.15
Task-number: oss-fuzz-24611
Change-Id: Iea5a65a0f30b7a03c5405017c21cd9495a7c2971
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/svg/qsvgtinydocument.cpp b/src/svg/qsvgtinydocument.cpp
index dd2c1ab..8e12d5c 100644
--- a/src/svg/qsvgtinydocument.cpp
+++ b/src/svg/qsvgtinydocument.cpp
@@ -130,7 +130,7 @@ QByteArray qt_inflateGZipDataFrom(QIODevice *device)
             if (oldSize > INT_MAX - CHUNK_SIZE) {
                 inflateEnd(&zlibStream);
                 qCWarning(lcSvgHandler, "Error while inflating gzip file: integer size overflow");
-                return destination;
+                return QByteArray();
             }
 
             destination.resize(oldSize + CHUNK_SIZE);