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[PATCH] iwlwifi: removing unnecessary memset in 4965 rate scale

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This patch removes redundant memset in rate scale. In rs_alloc_sta,
kzalloc is used so the memset can be avoided. In rs_rate_init, it is
a bug fix since it overrides everything set in other handlers namely
add_debugfs.

Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
Signed-off-by: Zhu Yi <yi.zhu@xxxxxxxxx>
---
 drivers/net/wireless/iwlwifi/iwl-4965-rs.c |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
index edcc542..86e650d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
@@ -1776,10 +1776,9 @@ static void *rs_alloc_sta(void *priv, gfp_t gfp)
 
 	if (crl == NULL)
 		return NULL;
-
-	memset(crl, 0, sizeof(struct iwl_rate_scale_priv));
 	crl->lq.sta_id = 0xff;
 
+
 	for (j = 0; j < LQ_SIZE; j++)
 		for (i = 0; i < IWL_RATE_COUNT; i++)
 			rs_rate_scale_clear_window(&(crl->lq_info[j].win[i]));
@@ -1796,9 +1795,6 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
 	struct iwl_priv *priv = (struct iwl_priv *)priv_rate;
 	struct iwl_rate_scale_priv *crl = priv_sta;
 
-	memset(crl, 0, sizeof(struct iwl_rate_scale_priv));
-
-	crl->lq.sta_id = 0xff;
 	crl->flush_timer = 0;
 	sta->txrate = 3;
 	for (j = 0; j < LQ_SIZE; j++)
-- 
1.5.1
-
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