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authorJeff Garzik <jgarzik@pobox.com>2005-06-30 00:49:18 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-06-30 00:49:18 -0400
commit0c168775709faa74c1b87f1e61046e0c51ade7f3 (patch)
treec40fd8818c64c5d7d1d90afab0bd6ffd94505526 /drivers/char/tty_ioctl.c
parent9bd481f85940726bf66aae5cd03c5b912ad0ae4c (diff)
parent9b4311eedb17fa88f02e4876cd6aa9a08e383cd6 (diff)
Merge upstream 2.6.13-rc1-git1 into 'ieee80211' branch of netdev-2.6.
Diffstat (limited to 'drivers/char/tty_ioctl.c')
-rw-r--r--drivers/char/tty_ioctl.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/char/tty_ioctl.c b/drivers/char/tty_ioctl.c
index 58597993954f..f19cf9d7792d 100644
--- a/drivers/char/tty_ioctl.c
+++ b/drivers/char/tty_ioctl.c
@@ -476,11 +476,11 @@ int n_tty_ioctl(struct tty_struct * tty, struct file * file,
476 ld = tty_ldisc_ref(tty); 476 ld = tty_ldisc_ref(tty);
477 switch (arg) { 477 switch (arg) {
478 case TCIFLUSH: 478 case TCIFLUSH:
479 if (ld->flush_buffer) 479 if (ld && ld->flush_buffer)
480 ld->flush_buffer(tty); 480 ld->flush_buffer(tty);
481 break; 481 break;
482 case TCIOFLUSH: 482 case TCIOFLUSH:
483 if (ld->flush_buffer) 483 if (ld && ld->flush_buffer)
484 ld->flush_buffer(tty); 484 ld->flush_buffer(tty);
485 /* fall through */ 485 /* fall through */
486 case TCOFLUSH: 486 case TCOFLUSH: