m68k: switch to generic extable.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/m68k/mm/fault.c b/arch/m68k/mm/fault.c
index bd66a0b..2795e4c 100644
--- a/arch/m68k/mm/fault.c
+++ b/arch/m68k/mm/fault.c
@@ -32,7 +32,7 @@ int send_fault_sig(struct pt_regs *regs)
 		force_sig_info(siginfo.si_signo,
 			       &siginfo, current);
 	} else {
-		if (handle_kernel_fault(regs))
+		if (fixup_exception(regs))
 			return -1;
 
 		//if (siginfo.si_signo == SIGBUS)