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| author | Peter Hurley <peter@hurleysoftware.com> | 2014-02-09 20:59:18 -0500 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2014-02-14 13:39:31 -0800 |
| commit | 033ace99c444daa4141b84419f670513ce637b77 (patch) | |
| tree | 6640d710788117d3dbf9c76dd15e870dddbddec5 /net/sched/sch_qfq.c | |
| parent | 7611fcedd6caae0586397508a2414788d87a231c (diff) | |
| download | op-kernel-dev-033ace99c444daa4141b84419f670513ce637b77.zip op-kernel-dev-033ace99c444daa4141b84419f670513ce637b77.tar.gz | |
Bluetooth: Serialize RFCOMMCREATEDEV and RFCOMMRELEASEDEV ioctls
At least two different race conditions exist with multiple concurrent
RFCOMMCREATEDEV and RFCOMMRELEASEDEV ioctls:
* Multiple concurrent RFCOMMCREATEDEVs with RFCOMM_REUSE_DLC can
mistakenly share the same DLC.
* RFCOMMRELEASEDEV can destruct the rfcomm_dev still being
constructed by RFCOMMCREATEDEV.
Introduce rfcomm_ioctl_mutex to serialize these add/remove operations.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Tested-By: Alexander Holler <holler@ahsoftware.de>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/sched/sch_qfq.c')
0 files changed, 0 insertions, 0 deletions
