1 files changed, 2 insertions, 2 deletions

diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 0dec7f702448..7c7909f9bc93 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -638,7 +638,7 @@ ptrace_attach_sync_user_rbs (struct task_struct *child)
          */
 
         read_lock(&tasklist_lock);
-        if (child->signal) {
+        if (child->sighand) {
                 spin_lock_irq(&child->sighand->siglock);
                 if (child->state == TASK_STOPPED &&
                     !test_and_set_tsk_thread_flag(child, TIF_RESTORE_RSE)) {
@@ -662,7 +662,7 @@ ptrace_attach_sync_user_rbs (struct task_struct *child)
          * job control stop, so that SIGCONT can be used to wake it up.
          */
         read_lock(&tasklist_lock);
-        if (child->signal) {
+        if (child->sighand) {
                 spin_lock_irq(&child->sighand->siglock);
                 if (child->state == TASK_TRACED &&
                     (child->signal->flags & SIGNAL_STOP_STOPPED)) {