diff options
Diffstat (limited to 'drivers/net/wireless/mac80211_hwsim.c')
| -rw-r--r-- | drivers/net/wireless/mac80211_hwsim.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index aafb97ce080d..eadb9ded7070 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -699,16 +699,21 @@ static int hwsim_fops_ps_write(void *dat, u64 val) val != PS_MANUAL_POLL) return -EINVAL; - old_ps = data->ps; - data->ps = val; - - local_bh_disable(); if (val == PS_MANUAL_POLL) { + if (data->ps != PS_ENABLED) + return -EINVAL; + local_bh_disable(); ieee80211_iterate_active_interfaces_atomic( data->hw, IEEE80211_IFACE_ITER_NORMAL, hwsim_send_ps_poll, data); - data->ps_poll_pending = true; - } else if (old_ps == PS_DISABLED && val != PS_DISABLED) { + local_bh_enable(); + return 0; + } + old_ps = data->ps; + data->ps = val; + + local_bh_disable(); + if (old_ps == PS_DISABLED && val != PS_DISABLED) { ieee80211_iterate_active_interfaces_atomic( data->hw, IEEE80211_IFACE_ITER_NORMAL, hwsim_send_nullfunc_ps, data); |