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-rw-r--r--src/corelib/serialization/qjson.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/corelib/serialization/qjson.cpp b/src/corelib/serialization/qjson.cpp
index b82923fe0c..d74ffb2a20 100644
--- a/src/corelib/serialization/qjson.cpp
+++ b/src/corelib/serialization/qjson.cpp
@@ -70,6 +70,7 @@ void Data::compact()
int size = sizeof(Base) + reserve + base->length*sizeof(offset);
int alloc = sizeof(Header) + size;
Header *h = (Header *) malloc(alloc);
+ Q_CHECK_PTR(h);
h->tag = QJsonDocument::BinaryFormatTag;
h->version = 1;
Base *b = h->root();