Fixed potential use of uninitialized variable in qgl.cpp

If glGetBooleanv fails this variable is left uninitialized.

Task-number: QTBUG-26952
Change-Id: Idb42833f2907bb66fd87c5cdb39753fca04e7438
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp
index d17a279..a2135c7 100644 (file)
--- a/src/opengl/qgl.cpp
+++ b/src/opengl/qgl.cpp
@@ -4851,7 +4851,7 @@ QGLExtensions::Extensions QGLExtensions::currentContextExtensions()
         glExtensions |= BGRATextureFormat;
 
     {
-        GLboolean srgbCapableFramebuffers;
+        GLboolean srgbCapableFramebuffers = false;
         glGetBooleanv(GL_FRAMEBUFFER_SRGB_CAPABLE_EXT, &srgbCapableFramebuffers);
         if (srgbCapableFramebuffers)
             glExtensions |= SRGBFrameBuffer;