media: cx18: update *pos correctly in cx18_read_pos()
Commit Message
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>
---
drivers/media/pci/cx18/cx18-fileops.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
@@ -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;
}