[M68KNOMMU]: use TRHEAD_SIZE instead of hard constant

[Greg Ungerer <gerg@snapgear.com>]

Use THREAD_SIZE instead of a hard constant.

Signed-off-by: Philippe De Muyter <phdm@macqel.be>
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
---


diff -Naur linux-2.6.22/arch/m68knommu/kernel/process.c linux-2.6.22-uc0/arch/m68knommu/kernel/process.c
--- linux-2.6.22/arch/m68knommu/kernel/process.c	2007-07-12 15:23:02.000000000 +1000
+++ linux-2.6.22-uc0/arch/m68knommu/kernel/process.c	2007-07-12 15:27:00.000000000 +1000
@@ -377,7 +377,7 @@
 	fp = ((struct switch_stack *)p->thread.ksp)->a6;
 	do {
 		if (fp < stack_page+sizeof(struct thread_info) ||
-		    fp >= 8184+stack_page)
+		    fp >= THREAD_SIZE-8+stack_page)
 			return 0;
 		pc = ((unsigned long *)fp)[1];
 		if (!in_sched_functions(pc))
-
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