patch-2.4.25 linux-2.4.25/arch/i386/mm/fault.c

• Lines: 10
• Date: 2004-02-18 05:36:30.000000000 -0800
• Orig file: linux-2.4.24/arch/i386/mm/fault.c
• Orig date: 2002-11-28 15:53:09.000000000 -0800

diff -urN linux-2.4.24/arch/i386/mm/fault.c linux-2.4.25/arch/i386/mm/fault.c
@@ -270,7 +270,8 @@
 	/* User mode accesses just cause a SIGSEGV */
 	if (error_code & 4) {
 		tsk->thread.cr2 = address;
-		tsk->thread.error_code = error_code;
+		/* Kernel addresses are always protection faults */
+		tsk->thread.error_code = error_code | (address >= TASK_SIZE);
 		tsk->thread.trap_no = 14;
 		info.si_signo = SIGSEGV;
 		info.si_errno = 0;