diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c
index 2bdb014..c035c2f 100644
--- a/drivers/char/n_tty.c
+++ b/drivers/char/n_tty.c
@@ -1188,7 +1188,7 @@
 			printk("read_chan: tty->pgrp <= 0!\n");
 		else if (process_group(current) != tty->pgrp) {
 			if (is_ignored(SIGTTIN) ||
-			    is_orphaned_pgrp(process_group(current)))
+			    is_current_pgrp_orphaned())
 				return -EIO;
 			kill_pg(process_group(current), SIGTTIN, 1);
 			return -ERESTARTSYS;
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 95f3596..94070f7 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1118,7 +1118,7 @@
 		return 0;
 	if (is_ignored(SIGTTOU))
 		return 0;
-	if (is_orphaned_pgrp(process_group(current)))
+	if (is_current_pgrp_orphaned())
 		return -EIO;
 	(void) kill_pg(process_group(current), SIGTTOU, 1);
 	return -ERESTARTSYS;
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 0a10a4e..d0e03c4 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -303,7 +303,7 @@
 			     int buflen);
 extern void tty_write_message(struct tty_struct *tty, char *msg);
 
-extern int is_orphaned_pgrp(int pgrp);
+extern int is_current_pgrp_orphaned(void);
 extern int is_ignored(int sig);
 extern int tty_signal(int sig, struct tty_struct *tty);
 extern void tty_hangup(struct tty_struct * tty);
diff --git a/kernel/exit.c b/kernel/exit.c
index 407b80a..f132349 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -229,12 +229,12 @@
 	return ret;	/* (sighing) "Often!" */
 }
 
-int is_orphaned_pgrp(int pgrp)
+int is_current_pgrp_orphaned(void)
 {
 	int retval;
 
 	read_lock(&tasklist_lock);
-	retval = will_become_orphaned_pgrp(find_pid(pgrp), NULL);
+	retval = will_become_orphaned_pgrp(task_pgrp(current), NULL);
 	read_unlock(&tasklist_lock);
 
 	return retval;
diff --git a/kernel/signal.c b/kernel/signal.c
index de66def..a9b679e 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1909,7 +1909,7 @@
 
 				/* signals can be posted during this window */
 
-				if (is_orphaned_pgrp(process_group(current)))
+				if (is_current_pgrp_orphaned())
 					goto relock;
 
 				spin_lock_irq(&current->sighand->siglock);