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iwlwifi: remove unnecessary locking

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This code, and the places that set the variable
is_internal_short_scan and the vif pointers are
all protected by the mutex, there's no point in
locking the spinlock here as well (any more).

Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Wey-Yi Guy <[email protected]>
This commit is contained in:
Johannes Berg authored and Wey-Yi Guy committed 2011-02-06 09:30:54 -08:00
1 parent b23b025fe2
commit 2f115cf24e
2 files changed
-6
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drivers/net/wireless/iwlwifi/iwl-agn-lib.c
-3
View File
@@ -1395,15 +1395,12 @@ int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
u32 extra;
u32 suspend_time = 100;
u32 scan_suspend_time = 100;
unsigned long flags;
IWL_DEBUG_INFO(priv, "Scanning while associated...\n");
spin_lock_irqsave(&priv->lock, flags);
if (priv->is_internal_short_scan)
interval = 0;
else
interval = vif->bss_conf.beacon_int;
spin_unlock_irqrestore(&priv->lock, flags);
scan->suspend_time = 0;
scan->max_out_time = cpu_to_le32(200 * 1024);
drivers/net/wireless/iwlwifi/iwl3945-base.c
-3
View File
@@ -2860,16 +2860,13 @@ int iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
u32 extra;
u32 suspend_time = 100;
u32 scan_suspend_time = 100;
unsigned long flags;
IWL_DEBUG_INFO(priv, "Scanning while associated...\n");
spin_lock_irqsave(&priv->lock, flags);
if (priv->is_internal_short_scan)
interval = 0;
else
interval = vif->bss_conf.beacon_int;
spin_unlock_irqrestore(&priv->lock, flags);
scan->suspend_time = 0;
scan->max_out_time = cpu_to_le32(200 * 1024);