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authorDavid S. Miller <davem@davemloft.net>2010-01-23 01:45:46 -0500
committerDavid S. Miller <davem@davemloft.net>2010-01-23 01:45:46 -0500
commit6be325719b3e54624397e413efd4b33a997e55a3 (patch)
tree57f321a56794cab2222e179b16731e0d76a4a68a /drivers/char/tty_io.c
parent26d92f9276a56d55511a427fb70bd70886af647a (diff)
parent92dcffb916d309aa01778bf8963a6932e4014d07 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/char/tty_io.c')
-rw-r--r--drivers/char/tty_io.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 684f0e0b175e..c6f3b48be9dd 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -516,7 +516,6 @@ static void do_tty_hangup(struct work_struct *work)
516 /* inuse_filps is protected by the single kernel lock */ 516 /* inuse_filps is protected by the single kernel lock */
517 lock_kernel(); 517 lock_kernel();
518 check_tty_count(tty, "do_tty_hangup"); 518 check_tty_count(tty, "do_tty_hangup");
519 unlock_kernel();
520 519
521 file_list_lock(); 520 file_list_lock();
522 /* This breaks for file handles being sent over AF_UNIX sockets ? */ 521 /* This breaks for file handles being sent over AF_UNIX sockets ? */
@@ -531,7 +530,6 @@ static void do_tty_hangup(struct work_struct *work)
531 } 530 }
532 file_list_unlock(); 531 file_list_unlock();
533 532
534 lock_kernel();
535 tty_ldisc_hangup(tty); 533 tty_ldisc_hangup(tty);
536 534
537 read_lock(&tasklist_lock); 535 read_lock(&tasklist_lock);
@@ -1953,8 +1951,8 @@ static int tty_fasync(int fd, struct file *filp, int on)
1953 pid = task_pid(current); 1951 pid = task_pid(current);
1954 type = PIDTYPE_PID; 1952 type = PIDTYPE_PID;
1955 } 1953 }
1956 spin_unlock_irqrestore(&tty->ctrl_lock, flags);
1957 retval = __f_setown(filp, pid, type, 0); 1954 retval = __f_setown(filp, pid, type, 0);
1955 spin_unlock_irqrestore(&tty->ctrl_lock, flags);
1958 if (retval) 1956 if (retval)
1959 goto out; 1957 goto out;
1960 } else { 1958 } else {