m68knommu: remove do_page_fault(), it is not used

The non-MMU m68k does not use the do_page_fault() code, so remove it.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>

arch/m68knommu/mm/Makefile

@@ -2,4 +2,4 @@
 # Makefile for the linux m68knommu specific parts of the memory manager.
 #
 
-obj-y += init.o fault.o memory.o kmap.o
+obj-y += init.o memory.o kmap.o

arch/m68knommu/mm/fault.c

-/*
- *  linux/arch/m68knommu/mm/fault.c
- *
- *  Copyright (C) 1998  D. Jeff Dionne <jeff@lineo.ca>,
- *  Copyright (C) 2000  Lineo, Inc.  (www.lineo.com)
- *
- *  Based on:
- *
- *  linux/arch/m68k/mm/fault.c
- *
- *  Copyright (C) 1995  Hamish Macdonald
- */
-
-#include <linux/mman.h>
-#include <linux/mm.h>
-#include <linux/kernel.h>
-#include <linux/ptrace.h>
-
-#include <asm/system.h>
-#include <asm/pgtable.h>
-
-extern void die_if_kernel(char *, struct pt_regs *, long);
-
-/*
- * This routine handles page faults.  It determines the problem, and
- * then passes it off to one of the appropriate routines.
- *
- * error_code:
- *	bit 0 == 0 means no page found, 1 means protection fault
- *	bit 1 == 0 means read, 1 means write
- *
- * If this routine detects a bad access, it returns 1, otherwise it
- * returns 0.
- */
-asmlinkage int do_page_fault(struct pt_regs *regs, unsigned long address,
-			      unsigned long error_code)
-{
-#ifdef DEBUG
-	printk(KERN_DEBUG "regs->sr=%#x, regs->pc=%#lx, address=%#lx, %ld\n",
-		regs->sr, regs->pc, address, error_code);
-#endif
-
-	/*
-	 * Oops. The kernel tried to access some bad page. We'll have to
-	 * terminate things with extreme prejudice.
-	 */
-	if ((unsigned long) address < PAGE_SIZE)
-		printk(KERN_ALERT "Unable to handle kernel NULL pointer dereference");
-	else
-		printk(KERN_ALERT "Unable to handle kernel access");
-	printk(KERN_ALERT " at virtual address %08lx\n", address);
-	die_if_kernel("Oops", regs, error_code);
-	do_exit(SIGKILL);
-
-	return 1;
-}
-