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authorAlan Cox <alan@linux.intel.com>2012-06-29 15:48:36 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-07-06 23:24:52 +0200
commitf5e3bcc504c3c35cc6e06a9ee42efed7c274066b (patch)
tree267e2679b28ee3991621f0a675c0092cfe82a426 /net
parenttty: note race we need to fix (diff)
downloadlinux-f5e3bcc504c3c35cc6e06a9ee42efed7c274066b.tar.xz
linux-f5e3bcc504c3c35cc6e06a9ee42efed7c274066b.zip
tty: localise the lock
The termios and other changes mean the other protections needed on the driver tty arrays should be adequate. Turn it all back on. This contains pieces folded in from the fixes made to the original patches | From: Geert Uytterhoeven <geert@linux-m68k.org> (fix m68k) | From: Paul Gortmaker <paul.gortmaker@windriver.com> (fix cris) | From: Jiri Kosina <jkosina@suze.cz> (lockdep) | From: Eric Dumazet <eric.dumazet@gmail.com> (lockdep) Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/rfcomm/tty.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index d1820ff14aee..aa5d73b786ac 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -710,9 +710,9 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
break;
}
- tty_unlock();
+ tty_unlock(tty);
schedule();
- tty_lock();
+ tty_lock(tty);
}
set_current_state(TASK_RUNNING);
remove_wait_queue(&dev->wait, &wait);