From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Dan Carpenter <dan.carpenter@oracle.com>,
Hans Verkuil <hverkuil-cisco@xs4all.nl>,
Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
Sasha Levin <sashal@kernel.org>,
linux-media@vger.kernel.org
Subject: [PATCH AUTOSEL 4.14 138/371] media: cx18: update *pos correctly in cx18_read_pos()
Date: Thu, 16 Jan 2020 12:20:10 -0500 [thread overview]
Message-ID: <20200116172403.18149-81-sashal@kernel.org> (raw)
In-Reply-To: <20200116172403.18149-1-sashal@kernel.org>
From: Dan Carpenter <dan.carpenter@oracle.com>
[ Upstream commit 7afb0df554292dca7568446f619965fb8153085d ]
We should be updating *pos. The current code is a no-op.
Fixes: 1c1e45d17b66 ("V4L/DVB (7786): cx18: new driver for the Conexant CX23418 MPEG encoder chip")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/media/pci/cx18/cx18-fileops.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/pci/cx18/cx18-fileops.c b/drivers/media/pci/cx18/cx18-fileops.c
index 98467b2089fa..099d59b992c1 100644
--- a/drivers/media/pci/cx18/cx18-fileops.c
+++ b/drivers/media/pci/cx18/cx18-fileops.c
@@ -484,7 +484,7 @@ static ssize_t cx18_read_pos(struct cx18_stream *s, char __user *ubuf,
CX18_DEBUG_HI_FILE("read %zd from %s, got %zd\n", count, s->name, rc);
if (rc > 0)
- pos += rc;
+ *pos += rc;
return rc;
}
--
2.20.1
next prev parent reply other threads:[~2020-01-16 18:29 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-16 17:18 [PATCH AUTOSEL 4.14 058/371] media: s5p-jpeg: Correct step and max values for V4L2_CID_JPEG_RESTART_INTERVAL Sasha Levin
2020-01-16 17:19 ` [PATCH AUTOSEL 4.14 092/371] drm/etnaviv: potential NULL dereference Sasha Levin
2020-01-16 17:20 ` [PATCH AUTOSEL 4.14 137/371] media: ivtv: update *pos correctly in ivtv_read_pos() Sasha Levin
2020-01-16 17:20 ` Sasha Levin [this message]
2020-01-16 17:20 ` [PATCH AUTOSEL 4.14 139/371] media: wl128x: Fix an error code in fm_download_firmware() Sasha Levin
2020-01-16 17:20 ` [PATCH AUTOSEL 4.14 140/371] media: cx23885: check allocation return Sasha Levin
2020-01-16 17:20 ` [PATCH AUTOSEL 4.14 147/371] media: davinci-isif: avoid uninitialized variable use Sasha Levin
2020-01-16 17:20 ` [PATCH AUTOSEL 4.14 148/371] media: tw5864: Fix possible NULL pointer dereference in tw5864_handle_frame Sasha Levin
2020-01-16 17:20 ` [PATCH AUTOSEL 4.14 153/371] spi: tegra114: configure dma burst size to fifo trig level Sasha Levin
2020-01-16 17:20 ` [PATCH AUTOSEL 4.14 168/371] media: ov2659: fix unbalanced mutex_lock/unlock Sasha Levin
2020-01-16 17:21 ` [PATCH AUTOSEL 4.14 193/371] media: omap_vout: potential buffer overflow in vidioc_dqbuf() Sasha Levin
2020-01-16 17:21 ` [PATCH AUTOSEL 4.14 194/371] media: davinci/vpbe: array underflow in vpbe_enum_outputs() Sasha Levin
2020-01-16 17:21 ` [PATCH AUTOSEL 4.14 224/371] media: vivid: fix incorrect assignment operation when setting video mode Sasha Levin
2020-01-16 17:22 ` [PATCH AUTOSEL 4.14 274/371] media: atmel: atmel-isi: fix timeout value for stop streaming Sasha Levin
2020-01-16 17:23 ` [PATCH AUTOSEL 4.14 330/371] media: ov6650: Fix incorrect use of JPEG colorspace Sasha Levin
2020-01-16 17:23 ` [PATCH AUTOSEL 4.14 331/371] media: ov6650: Fix some format attributes not under control Sasha Levin
2020-01-16 17:23 ` [PATCH AUTOSEL 4.14 332/371] media: ov6650: Fix .get_fmt() V4L2_SUBDEV_FORMAT_TRY support Sasha Levin
2020-01-16 17:23 ` [PATCH AUTOSEL 4.14 344/371] media: exynos4-is: Fix recursive locking in isp_video_release() Sasha Levin
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