--- 15.11/common/lib/modules/fglrx/build_mod/firegl_public.c	2015-11-08 17:46:13.157284759 +0100
+++ 15.11b/common/lib/modules/fglrx/build_mod/firegl_public.c	2015-11-08 18:03:26.426797430 +0100
@@ -6152,6 +6152,7 @@
      */
     struct task_struct *cur_task = current;
     preempt_disable();
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)
     /* The thread structure is changed with the commit below for kernel 3.3:
      * https://github.com/torvalds/linux/commit/7e16838d94b566a17b65231073d179bc04d590c8
@@ -6160,6 +6161,9 @@
 #else
     if (cur_task->thread.has_fpu)
 #endif
+#else
+    if (cur_task->thread.fpu.fpregs_active)
+#endif
         __save_init_fpu(cur_task);
     else
         clts();