Fix crash when a referenced shader program isn't found in a gltf file.

This makes tests/manual/gltf start at least (but still not render
anything).

Change-Id: I828ba32d79aebf6b9081bd58071f394cba910cb9
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/plugins/sceneparsers/gltf/gltfio.cpp b/src/plugins/sceneparsers/gltf/gltfio.cpp
index 68d43dc1b..1ae462e64 100644
--- a/src/plugins/sceneparsers/gltf/gltfio.cpp
+++ b/src/plugins/sceneparsers/gltf/gltfio.cpp
@@ -985,16 +985,16 @@ void GLTFIO::processJSONTechnique(const QString &id, const QJsonObject &jsonObje
     } // of parameters iteration
 
     // Program
+    QRenderPass* pass = new QRenderPass;
     QString programName = jsonObject.value(KEY_PROGRAM).toString();
     const auto progIt = qAsConst(m_programs).find(programName);
     if (Q_UNLIKELY(progIt == m_programs.cend())) {
         qCWarning(GLTFIOLog, "technique %ls: missing program %ls",
                   qUtf16PrintableImpl(id), qUtf16PrintableImpl(programName));
+    } else {
+        pass->setShaderProgram(progIt.value());
     }
 
-    QRenderPass* pass = new QRenderPass;
-    pass->setShaderProgram(progIt.value());
-
     // Attributes
     const QJsonObject attrs = jsonObject.value(KEY_ATTRIBUTES).toObject();
     for (auto it = attrs.begin(), end = attrs.end(); it != end; ++it) {