diff options
-rw-r--r-- | src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp | 5 | ||||
-rw-r--r-- | src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxintegration.cpp | 5 |
2 files changed, 8 insertions, 2 deletions
diff --git a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp index 8b14fc7d70..3412f3f3fc 100644 --- a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp +++ b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp @@ -644,7 +644,10 @@ void QGLXContext::queryDummyContext() oldSurface = oldContext->surface(); QScopedPointer<QSurface> surface; - const char *glxvendor = glXGetClientString(glXGetCurrentDisplay(), GLX_VENDOR); + Display *display = glXGetCurrentDisplay(); + const char *glxvendor = 0; + if (display) + glxvendor = glXGetClientString(display, GLX_VENDOR); if (glxvendor && !strcmp(glxvendor, "ATI")) { QWindow *window = new QWindow; window->resize(64, 64); diff --git a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxintegration.cpp b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxintegration.cpp index ce72cb64d0..cd4949af5c 100644 --- a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxintegration.cpp +++ b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxintegration.cpp @@ -195,7 +195,10 @@ QPlatformOffscreenSurface *QXcbGlxIntegration::createPlatformOffscreenSurface(QO static bool glxPbufferUsable = true; if (!vendorChecked) { vendorChecked = true; - const char *glxvendor = glXGetClientString(glXGetCurrentDisplay(), GLX_VENDOR); + Display *display = glXGetCurrentDisplay(); + const char *glxvendor = 0; + if (display) + glxvendor = glXGetClientString(display, GLX_VENDOR); if (glxvendor && !strcmp(glxvendor, "ATI")) glxPbufferUsable = false; } |