[PATCH] amd64: 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>

1 files changed, 3 insertions, 3 deletions

diff --git a/arch/x86_64/ia32/ptrace32.c b/arch/x86_64/ia32/ptrace32.c
index ea4394e021d6..23a4515a73b4 100644
--- a/arch/x86_64/ia32/ptrace32.c
+++ b/arch/x86_64/ia32/ptrace32.c
@@ -41,7 +41,7 @@
 static int putreg32(struct task_struct *child, unsigned regno, u32 val)
 {
         int i;
-        __u64 *stack = (__u64 *)(child->thread.rsp0 - sizeof(struct pt_regs)); 
+        __u64 *stack = (__u64 *)task_pt_regs(child);
 
         switch (regno) {
         case offsetof(struct user32, regs.fs):
@@ -137,7 +137,7 @@ static int putreg32(struct task_struct *child, unsigned regno, u32 val)
 
 static int getreg32(struct task_struct *child, unsigned regno, u32 *val)
 {
-        __u64 *stack = (__u64 *)(child->thread.rsp0 - sizeof(struct pt_regs)); 
+        __u64 *stack = (__u64 *)task_pt_regs(child);
 
         switch (regno) {
         case offsetof(struct user32, regs.fs):
@@ -238,7 +238,7 @@ asmlinkage long sys32_ptrace(long request, u32 pid, u32 addr, u32 data)
         if (ret < 0)
                 goto out;
 
-        childregs = (struct pt_regs *)(child->thread.rsp0 - sizeof(struct pt_regs)); 
+        childregs = task_pt_regs(child);
 
         switch (request) {
         case PTRACE_PEEKDATA: