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Commit 23cac8de authored by Randy Dunlap's avatar Randy Dunlap Committed by Linus Torvalds
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[PATCH] tty: use NULL for ptrs 



Fix sparse warning in tty_io:
drivers/char/tty_io.c:1536:34: warning: Using plain integer as NULL pointer

Signed-off-by: default avatarRandy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 262d9b01

drivers/char/tty_io.c

+1 −1
Original line number Diff line number Diff line
@@ -1533,7 +1533,7 @@ void disassociate_ctty(int on_exit) 


	spin_lock_irq(&current->sighand->siglock);

	tty_pgrp = current->signal->tty_old_pgrp;

	current->signal->tty_old_pgrp = 0;

	current->signal->tty_old_pgrp = NULL;

	spin_unlock_irq(&current->sighand->siglock);

	put_pid(tty_pgrp);