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authorWey-Yi Guy <wey-yi.w.guy@intel.com>2010-08-06 12:39:14 -0700
committerJohn W. Linville <linville@tuxdriver.com>2010-08-24 16:28:19 -0400
commit6ddbf8cd39dc1faee7ba60337b11eb02edfcbee6 (patch)
tree761047539493edb772774caaf582ec443e4af9ac /drivers/net
parentmac80211-hwsim: allow configuring IBSS (diff)
downloadlinux-dev-6ddbf8cd39dc1faee7ba60337b11eb02edfcbee6.tar.xz
linux-dev-6ddbf8cd39dc1faee7ba60337b11eb02edfcbee6.zip
iwlwifi: fix thermal throttling related power management operation
The current approach is very broken because it adds an often-used code path that will not initialise "cmd" at all. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Shanyu Zhao <shanyu.zhao.intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-power.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index da1f2ae24472..63c0ab46261f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -284,13 +284,11 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force)
priv->hw->conf.flags & IEEE80211_CONF_IDLE)
iwl_static_sleep_cmd(priv, &cmd, IWL_POWER_INDEX_5, 20);
else if (priv->cfg->ops->lib->tt_ops.lower_power_detection &&
- priv->cfg->ops->lib->tt_ops.tt_power_mode) {
- if (priv->cfg->ops->lib->tt_ops.lower_power_detection(priv)) {
- /* in thermal throttling low power state */
- iwl_static_sleep_cmd(priv, &cmd,
- priv->cfg->ops->lib->tt_ops.tt_power_mode(priv),
- dtimper);
- }
+ priv->cfg->ops->lib->tt_ops.tt_power_mode &&
+ priv->cfg->ops->lib->tt_ops.lower_power_detection(priv)) {
+ /* in thermal throttling low power state */
+ iwl_static_sleep_cmd(priv, &cmd,
+ priv->cfg->ops->lib->tt_ops.tt_power_mode(priv), dtimper);
} else if (!enabled)
iwl_power_sleep_cam_cmd(priv, &cmd);
else if (priv->power_data.debug_sleep_level_override >= 0)