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authorDan Carpenter <dan.carpenter@oracle.com>2019-02-22 09:37:02 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-01-27 16:46:26 +0300
commit6ae3b318c93ee18af1144fb11df995ba7bd7a190 (patch)
tree6b44e9b442dea1abe78cb28090547f0023da14c0
parentb9ce28072898cafd5a06ac7a7b29c2827ae7125b (diff)
downloadlinux-6ae3b318c93ee18af1144fb11df995ba7bd7a190.tar.xz
media: cx18: update *pos correctly in cx18_read_pos()
[ 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>
-rw-r--r--drivers/media/pci/cx18/cx18-fileops.c2
1 files changed, 1 insertions, 1 deletions
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;
}