In Sparc{,64} signal handling, tsk->p_pptr --> tsk->parent

arch/sparc/kernel/signal.c

@@ -1195,8 +1195,8 @@ asmlinkage int do_signal(sigset_t *oldset, struct pt_regs * regs,
 				info.si_signo = signr;
 				info.si_errno = 0;
 				info.si_code = SI_USER;
-				info.si_pid = current->p_pptr->pid;
-				info.si_uid = current->p_pptr->uid;
+				info.si_pid = current->parent->pid;
+				info.si_uid = current->parent->uid;
 			}
 
 			/* If the (new) signal is now blocked, requeue it.  */
@@ -1245,7 +1245,7 @@ asmlinkage int do_signal(sigset_t *oldset, struct pt_regs * regs,
 				current->exit_code = signr;
 
 				/* notify_parent() is SMP safe */
-				if(!(current->p_pptr->sig->action[SIGCHLD-1].sa.sa_flags &
+				if(!(current->parent->sig->action[SIGCHLD-1].sa.sa_flags &
 				     SA_NOCLDSTOP))
 					notify_parent(current, SIGCHLD);
 				schedule();

arch/sparc64/kernel/signal.c

@@ -729,8 +729,8 @@ static int do_signal(sigset_t *oldset, struct pt_regs * regs,
 				info.si_signo = signr;
 				info.si_errno = 0;
 				info.si_code = SI_USER;
-				info.si_pid = current->p_pptr->pid;
-				info.si_uid = current->p_pptr->uid;
+				info.si_pid = current->parent->pid;
+				info.si_uid = current->parent->uid;
 			}
 
 			/* If the (new) signal is now blocked, requeue it.  */
@@ -772,7 +772,7 @@ static int do_signal(sigset_t *oldset, struct pt_regs * regs,
 				struct signal_struct *sig;
 
 				current->exit_code = signr;
-				sig = current->p_pptr->sig;
+				sig = current->parent->sig;
 				preempt_disable();
 				current->state = TASK_STOPPED;
 				if (sig && !(sig->action[SIGCHLD-1].sa.sa_flags &

arch/sparc64/kernel/signal32.c

@@ -1403,8 +1403,8 @@ int do_signal32(sigset_t *oldset, struct pt_regs * regs,
 				info.si_signo = signr;
 				info.si_errno = 0;
 				info.si_code = SI_USER;
-				info.si_pid = current->p_pptr->pid;
-				info.si_uid = current->p_pptr->uid;
+				info.si_pid = current->parent->pid;
+				info.si_uid = current->parent->uid;
 			}
 
 			/* If the (new) signal is now blocked, requeue it.  */
@@ -1446,7 +1446,7 @@ int do_signal32(sigset_t *oldset, struct pt_regs * regs,
 				struct signal_struct *sig;
 
 				current->exit_code = signr;
-				sig = current->p_pptr->sig;
+				sig = current->parent->sig;
 				preempt_disable();
 				current->state = TASK_STOPPED;
 				if (sig && !(sig->action[SIGCHLD-1].sa.sa_flags &