linux-kernel - [PATCH 1/4] [media] solo6x10: free vb2 buffers on stop

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 29 Oct 2014 20:03:51 +0400
From:	Andrey Utkin <andrey.krieger.utkin@...il.com>
To:	linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
	devel@...verdev.osuosl.org
Cc:	ismael.luceno@...p.bluecherry.net, m.chehab@...sung.com,
	hverkuil@...all.nl, Andrey Utkin <andrey.krieger.utkin@...il.com>
Subject: [PATCH 1/4] [media] solo6x10: free vb2 buffers on stop_streaming

This fixes warning from drivers/media/v4l2-core/videobuf2-core.c:2144

Signed-off-by: Andrey Utkin <andrey.krieger.utkin@...il.com>
---
 drivers/media/pci/solo6x10/solo6x10-v4l2-enc.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/media/pci/solo6x10/solo6x10-v4l2-enc.c b/drivers/media/pci/solo6x10/solo6x10-v4l2-enc.c
index 28023f9..6cd6a25 100644
--- a/drivers/media/pci/solo6x10/solo6x10-v4l2-enc.c
+++ b/drivers/media/pci/solo6x10/solo6x10-v4l2-enc.c
@@ -781,9 +781,19 @@ static int solo_enc_start_streaming(struct vb2_queue *q, unsigned int count)
 static void solo_enc_stop_streaming(struct vb2_queue *q)
 {
 	struct solo_enc_dev *solo_enc = vb2_get_drv_priv(q);
+	unsigned long flags;
 
+	spin_lock_irqsave(&solo_enc->av_lock, flags);
 	solo_enc_off(solo_enc);
-	INIT_LIST_HEAD(&solo_enc->vidq_active);
+	while (!list_empty(&solo_enc->vidq_active)) {
+		struct solo_vb2_buf *buf = list_entry(
+				solo_enc->vidq_active.next,
+				struct solo_vb2_buf, list);
+
+		list_del(&buf->list);
+		vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
+	}
+	spin_unlock_irqrestore(&solo_enc->av_lock, flags);
 	solo_ring_stop(solo_enc->solo_dev);
 }
 
-- 
1.8.5.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/