[S390] user space fault: report fault before calling do_exit

Report user space faults before calling do_exit, since do_exit does
not return and therefore we will never see the fault message on the
console.
Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>

arch/s390/kernel/traps.c

@@ -390,8 +390,8 @@ static void default_trap_handler(struct pt_regs * regs, long interruption_code)
 {
         if (regs->psw.mask & PSW_MASK_PSTATE) {
 		local_irq_enable();
-		do_exit(SIGSEGV);
 		report_user_fault(interruption_code, regs);
+		do_exit(SIGSEGV);
 	} else
 		die("Unknown program exception", regs, interruption_code);
 }