[PATCH] arm: task_thread_info()

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, 5 insertions, 5 deletions

diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 2b84f78d7b0f..f003062c9457 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -604,7 +604,7 @@ static int ptrace_setregs(struct task_struct *tsk, void __user *uregs)
  */
 static int ptrace_getfpregs(struct task_struct *tsk, void __user *ufp)
 {
-        return copy_to_user(ufp, &tsk->thread_info->fpstate,
+        return copy_to_user(ufp, &task_thread_info(tsk)->fpstate,
                             sizeof(struct user_fp)) ? -EFAULT : 0;
 }
 
@@ -613,7 +613,7 @@ static int ptrace_getfpregs(struct task_struct *tsk, void __user *ufp)
  */
 static int ptrace_setfpregs(struct task_struct *tsk, void __user *ufp)
 {
-        struct thread_info *thread = tsk->thread_info;
+        struct thread_info *thread = task_thread_info(tsk);
         thread->used_cp[1] = thread->used_cp[2] = 1;
         return copy_from_user(&thread->fpstate, ufp,
                               sizeof(struct user_fp)) ? -EFAULT : 0;
@@ -626,7 +626,7 @@ static int ptrace_setfpregs(struct task_struct *tsk, void __user *ufp)
  */
 static int ptrace_getwmmxregs(struct task_struct *tsk, void __user *ufp)
 {
-        struct thread_info *thread = tsk->thread_info;
+        struct thread_info *thread = task_thread_info(tsk);
         void *ptr = &thread->fpstate;
 
         if (!test_ti_thread_flag(thread, TIF_USING_IWMMXT))
@@ -643,7 +643,7 @@ static int ptrace_getwmmxregs(struct task_struct *tsk, void __user *ufp)
  */
 static int ptrace_setwmmxregs(struct task_struct *tsk, void __user *ufp)
 {
-        struct thread_info *thread = tsk->thread_info;
+        struct thread_info *thread = task_thread_info(tsk);
         void *ptr = &thread->fpstate;
 
         if (!test_ti_thread_flag(thread, TIF_USING_IWMMXT))
@@ -779,7 +779,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 #endif
 
                 case PTRACE_GET_THREAD_AREA:
-                        ret = put_user(child->thread_info->tp_value,
+                        ret = put_user(task_thread_info(child)->tp_value,
                                        (unsigned long __user *) data);
                         break;