From: Malcolm Priestley tvboxspy@gmail.com
commit ea81c3486442f4643fc9825a2bb1b430b829bccd upstream.
conf.listen_interval can sometimes be zero causing wake_up_count to wrap around up to many beacons too late causing CTRL-EVENT-BEACON-LOSS as in.
wpa_supplicant[795]: message repeated 45 times: [..CTRL-EVENT-BEACON-LOSS ]
Fixes: 43c93d9bf5e2 ("staging: vt6656: implement power saving code.") Cc: stable stable@vger.kernel.org Signed-off-by: Malcolm Priestley tvboxspy@gmail.com Link: https://lore.kernel.org/r/fce47bb5-7ca6-7671-5094-5c6107302f2b@gmail.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/staging/vt6656/int.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/staging/vt6656/int.c +++ b/drivers/staging/vt6656/int.c @@ -143,7 +143,8 @@ void vnt_int_process_data(struct vnt_pri priv->wake_up_count = priv->hw->conf.listen_interval;
- --priv->wake_up_count; + if (priv->wake_up_count) + --priv->wake_up_count;
/* Turn on wake up to listen next beacon */ if (priv->wake_up_count == 1)