[PATCH] sh: task_pt_regs()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/sh/kernel/ptrace.c b/arch/sh/kernel/ptrace.c
index 1a8be06..3887b4f 100644
--- a/arch/sh/kernel/ptrace.c
+++ b/arch/sh/kernel/ptrace.c
@@ -41,12 +41,7 @@
 {
 	unsigned char *stack;
 
-	stack = (unsigned char *)
-		task->thread_info + THREAD_SIZE	- sizeof(struct pt_regs)
-#ifdef CONFIG_SH_DSP
-		- sizeof(struct pt_dspregs)
-#endif
-		- sizeof(unsigned long);
+	stack = (unsigned char *)task_pt_regs(task);
 	stack += offset;
 	return (*((int *)stack));
 }
@@ -59,12 +54,7 @@
 {
 	unsigned char *stack;
 
-	stack = (unsigned char *)
-		task->thread_info + THREAD_SIZE - sizeof(struct pt_regs)
-#ifdef CONFIG_SH_DSP
-		- sizeof(struct pt_dspregs)
-#endif
-		- sizeof(unsigned long);
+	stack = (unsigned char *)task_pt_regs(task);
 	stack += offset;
 	*(unsigned long *) stack = data;
 	return 0;