Fix #30900: when opengl offscreen render failed, the wait cursor would incorrectly

stay visible. Patch by Justin Dailey.

source/blender/editors/render/render_opengl.c

@@ -318,9 +318,6 @@ static int screen_opengl_render_init(bContext *C, wmOperator *op)
 	/* stop all running jobs, currently previews frustrate Render */
 	WM_jobs_stop_all(CTX_wm_manager(C));
 
-	/* handle UI stuff */
-	WM_cursor_wait(1);
-
 	/* create offscreen buffer */
 	sizex = (scene->r.size * scene->r.xsch) / 100;
 	sizey = (scene->r.size * scene->r.ysch) / 100;
@@ -333,6 +330,9 @@ static int screen_opengl_render_init(bContext *C, wmOperator *op)
 		return 0;
 	}
 
+	/* handle UI stuff */
+	WM_cursor_wait(1);
+
 	/* allocate opengl render */
 	oglrender = MEM_callocN(sizeof(OGLRender), "OGLRender");
 	op->customdata = oglrender;