The patch titled
bluetooth rfcomm: tty_close before destruct
has been added to the -mm tree. Its filename is
bluetooth-rfcomm-tty_close-before-destruct.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: bluetooth rfcomm: tty_close before destruct
From: Dave Young <hidave.darkstar@xxxxxxxxx>
rfcomm_dev_del could be called twice time in release function. one by
rfcomm_tty_hangup, another by rfcomm_release_dev, this will cause the
device being destructed before rfcomm_tty_close.
Signed-off-by: Dave Young <hidave.darkstar@xxxxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Cc: Marcel Holtmann <marcel@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
net/bluetooth/rfcomm/tty.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN net/bluetooth/rfcomm/tty.c~bluetooth-rfcomm-tty_close-before-destruct net/bluetooth/rfcomm/tty.c
--- a/net/bluetooth/rfcomm/tty.c~bluetooth-rfcomm-tty_close-before-destruct
+++ a/net/bluetooth/rfcomm/tty.c
@@ -424,8 +424,8 @@ static int rfcomm_release_dev(void __use
/* Shut down TTY synchronously before freeing rfcomm_dev */
if (dev->tty)
tty_vhangup(dev->tty);
-
- rfcomm_dev_del(dev);
+ else if (!test_bit(RFCOMM_RELEASE_ONHUP, &dev->flags))
+ rfcomm_dev_del(dev);
rfcomm_dev_put(dev);
return 0;
}
_
Patches currently in -mm which might be from hidave.darkstar@xxxxxxxxx are
gx-suspmodc-use-boot_cpu_data-instead-of-current_cpu_data.patch
bluetooth-hidp_process_hid_control-remove-unnecessary-parameter-dealing.patch
bluetooth-rfcomm-tty_close-before-destruct.patch
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