[PATCH 18/22] iwlwifi: remove iwl_check_bits

[Wey-Yi Guy <wey-yi.w.guy@intel.com>]

From: Johannes Berg <johannes.berg@intel.com>

The function is used exactly once, and the caller
doesn't even need the special check, it can be
simplified to a simple bit check.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
---
 drivers/net/wireless/iwlwifi/iwl-3945.c    |    2 +-
 drivers/net/wireless/iwlwifi/iwl-helpers.h |    5 -----
 2 files changed, 1 insertions(+), 6 deletions(-)

diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index b06a7bd..7d74ae5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -348,7 +348,7 @@ static void iwl3945_rx_reply_tx(struct iwl_priv *priv,
 	IWL_DEBUG_TX_REPLY(priv, "Tx queue reclaim %d\n", index);
 	iwl3945_tx_queue_reclaim(priv, txq_id, index);
 
-	if (iwl_check_bits(status, TX_ABORT_REQUIRED_MSK))
+	if (status & TX_ABORT_REQUIRED_MSK)
 		IWL_ERR(priv, "TODO:  Implement Tx ABORT REQUIRED!!!\n");
 }
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-helpers.h b/drivers/net/wireless/iwlwifi/iwl-helpers.h
index 621abe3..1aaef70 100644
--- a/drivers/net/wireless/iwlwifi/iwl-helpers.h
+++ b/drivers/net/wireless/iwlwifi/iwl-helpers.h
@@ -44,11 +44,6 @@ static inline struct ieee80211_conf *ieee80211_get_hw_conf(
 	return &hw->conf;
 }
 
-static inline int iwl_check_bits(unsigned long field, unsigned long mask)
-{
-	return ((field & mask) == mask) ? 1 : 0;
-}
-
 static inline unsigned long elapsed_jiffies(unsigned long start,
 					    unsigned long end)
 {
-- 
1.7.0.4