diff mbox series

media: dvb-usb: fix ununit-value in az6027_rc_query

Message ID 20210813143420.20724-1-paskripkin@gmail.com (mailing list archive)
State New, archived
Headers show
Series media: dvb-usb: fix ununit-value in az6027_rc_query | expand

Commit Message

Pavel Skripkin Aug. 13, 2021, 2:34 p.m. UTC 
Syzbot reported ununit-value bug in az6027_rc_query(). The problem was
in missing state pointer initialization. Since this funtion does nothing
we can simply initialize state to REMOTE_NO_KEY_PRESSED.

Fixes: 76f9a820c867 ("V4L/DVB: AZ6027: Initial import of the driver")
Reported-and-tested-by: syzbot+2cd8c5db4a85f0a04142@syzkaller.appspotmail.com
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
---
 drivers/media/usb/dvb-usb/az6027.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/media/usb/dvb-usb/az6027.c b/drivers/media/usb/dvb-usb/az6027.c
index 1c39b61cde29..86788771175b 100644
--- a/drivers/media/usb/dvb-usb/az6027.c
+++ b/drivers/media/usb/dvb-usb/az6027.c
@@ -391,6 +391,7 @@  static struct rc_map_table rc_map_az6027_table[] = {
 /* remote control stuff (does not work with my box) */
 static int az6027_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
 {
+	*state = REMOTE_NO_KEY_PRESSED;
 	return 0;
 }