Commit 47acf6f5 authored by Christian Engelmayer's avatar Christian Engelmayer Committed by John W. Linville

wireless: cw1200: Fix memory leak in cw1200_wow_suspend()

Fix a memory leak in the cw1200_wow_suspend() error handling path.
Signed-off-by: default avatarChristian Engelmayer <cengelma@gmx.at>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 2c323058
...@@ -225,7 +225,7 @@ int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) ...@@ -225,7 +225,7 @@ int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
cw1200_set_pm(priv, &priv->powersave_mode); cw1200_set_pm(priv, &priv->powersave_mode);
if (wait_event_interruptible_timeout(priv->ps_mode_switch_done, if (wait_event_interruptible_timeout(priv->ps_mode_switch_done,
!priv->ps_mode_switch_in_progress, 1*HZ) <= 0) { !priv->ps_mode_switch_in_progress, 1*HZ) <= 0) {
goto revert3; goto revert4;
} }
} }
...@@ -254,11 +254,11 @@ int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) ...@@ -254,11 +254,11 @@ int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
/* Stop serving thread */ /* Stop serving thread */
if (cw1200_bh_suspend(priv)) if (cw1200_bh_suspend(priv))
goto revert4; goto revert5;
ret = timer_pending(&priv->mcast_timeout); ret = timer_pending(&priv->mcast_timeout);
if (ret) if (ret)
goto revert5; goto revert6;
/* Store suspend state */ /* Store suspend state */
pm_state->suspend_state = state; pm_state->suspend_state = state;
...@@ -280,9 +280,9 @@ int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) ...@@ -280,9 +280,9 @@ int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
return 0; return 0;
revert5: revert6:
WARN_ON(cw1200_bh_resume(priv)); WARN_ON(cw1200_bh_resume(priv));
revert4: revert5:
cw1200_resume_work(priv, &priv->bss_loss_work, cw1200_resume_work(priv, &priv->bss_loss_work,
state->bss_loss_tmo); state->bss_loss_tmo);
cw1200_resume_work(priv, &priv->join_timeout, cw1200_resume_work(priv, &priv->join_timeout,
...@@ -291,6 +291,7 @@ int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) ...@@ -291,6 +291,7 @@ int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
state->direct_probe); state->direct_probe);
cw1200_resume_work(priv, &priv->link_id_gc_work, cw1200_resume_work(priv, &priv->link_id_gc_work,
state->link_id_gc); state->link_id_gc);
revert4:
kfree(state); kfree(state);
revert3: revert3:
wsm_set_udp_port_filter(priv, &cw1200_udp_port_filter_off); wsm_set_udp_port_filter(priv, &cw1200_udp_port_filter_off);
......
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