diff options
| author | Philipp Zabel <p.zabel@pengutronix.de> | 2013-09-19 07:40:32 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-10-28 17:20:38 (GMT) |
| commit | d7bb0ce8884b3515abd8d4dc3e3500f9a9beeab6 (patch) | |
| tree | 5f04e1d6b5e11f7ce52c2bb8d72064e9bcfae194 /drivers | |
| parent | ede79413850a2b396ae5ed8629239ec6a8fdb792 (diff) | |
| download | linux-fsl-qoriq-d7bb0ce8884b3515abd8d4dc3e3500f9a9beeab6.tar.xz | |
[media] v4l2-mem2mem: fix context removal from job queue in v4l2_m2m_streamoff
Just clearing the m2m_ctx->queue list_head will leave the m2m_dev->job_queue
in a broken state and can cause scheduling of device_runs after streamoff was
called.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-mem2mem.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index 7c43712..8f116c2 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -480,7 +480,8 @@ int v4l2_m2m_streamoff(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, m2m_dev = m2m_ctx->m2m_dev; spin_lock_irqsave(&m2m_dev->job_spinlock, flags_job); /* We should not be scheduled anymore, since we're dropping a queue. */ - INIT_LIST_HEAD(&m2m_ctx->queue); + if (m2m_ctx->job_flags & TRANS_QUEUED) + list_del(&m2m_ctx->queue); m2m_ctx->job_flags = 0; spin_lock_irqsave(&q_ctx->rdy_spinlock, flags); |