net: manual clean code which call skb_put_[data:zero]

Signed-off-by: yuan linyu <Linyu.Yuan@alcatel-sbell.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 13 insertions, 18 deletions

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 7be7917..b588e59 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -796,8 +796,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
 						 after_ric,
 						 ARRAY_SIZE(after_ric),
 						 offset);
-		pos = skb_put_data(skb, assoc_data->ie + offset,
-				   noffset - offset);
+		skb_put_data(skb, assoc_data->ie + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -834,8 +833,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
 		noffset = ieee80211_ie_split(assoc_data->ie, assoc_data->ie_len,
 					     before_vht, ARRAY_SIZE(before_vht),
 					     offset);
-		pos = skb_put_data(skb, assoc_data->ie + offset,
-				   noffset - offset);
+		skb_put_data(skb, assoc_data->ie + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -848,8 +846,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
 		noffset = ieee80211_ie_split_vendor(assoc_data->ie,
 						    assoc_data->ie_len,
 						    offset);
-		pos = skb_put_data(skb, assoc_data->ie + offset,
-				   noffset - offset);
+		skb_put_data(skb, assoc_data->ie + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -868,8 +865,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
 	/* add any remaining custom (i.e. vendor specific here) IEs */
 	if (assoc_data->ie_len) {
 		noffset = assoc_data->ie_len;
-		pos = skb_put_data(skb, assoc_data->ie + offset,
-				   noffset - offset);
+		skb_put_data(skb, assoc_data->ie + offset, noffset - offset);
 	}
 
 	if (assoc_data->fils_kek_len &&
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index 709ef02..91093d4 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -388,7 +388,7 @@ ieee80211_tdls_add_setup_start_ies(struct ieee80211_sub_if_data *sdata,
 					     before_ext_cap,
 					     ARRAY_SIZE(before_ext_cap),
 					     offset);
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -417,7 +417,7 @@ ieee80211_tdls_add_setup_start_ies(struct ieee80211_sub_if_data *sdata,
 					     before_ht_cap,
 					     ARRAY_SIZE(before_ht_cap),
 					     offset);
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -488,7 +488,7 @@ ieee80211_tdls_add_setup_start_ies(struct ieee80211_sub_if_data *sdata,
 					     before_vht_cap,
 					     ARRAY_SIZE(before_vht_cap),
 					     offset);
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -529,7 +529,7 @@ ieee80211_tdls_add_setup_start_ies(struct ieee80211_sub_if_data *sdata,
 	/* add any remaining IEs */
 	if (extra_ies_len) {
 		noffset = extra_ies_len;
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 	}
 
 }
@@ -571,7 +571,7 @@ ieee80211_tdls_add_setup_cfm_ies(struct ieee80211_sub_if_data *sdata,
 					     before_qos,
 					     ARRAY_SIZE(before_qos),
 					     offset);
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -591,7 +591,7 @@ ieee80211_tdls_add_setup_cfm_ies(struct ieee80211_sub_if_data *sdata,
 					     before_ht_op,
 					     ARRAY_SIZE(before_ht_op),
 					     offset);
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -632,7 +632,7 @@ ieee80211_tdls_add_setup_cfm_ies(struct ieee80211_sub_if_data *sdata,
 	/* add any remaining IEs */
 	if (extra_ies_len) {
 		noffset = extra_ies_len;
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 	}
 }
 
@@ -645,7 +645,6 @@ ieee80211_tdls_add_chan_switch_req_ies(struct ieee80211_sub_if_data *sdata,
 {
 	struct ieee80211_tdls_data *tf;
 	size_t offset = 0, noffset;
-	u8 *pos;
 
 	if (WARN_ON_ONCE(!chandef))
 		return;
@@ -663,7 +662,7 @@ ieee80211_tdls_add_chan_switch_req_ies(struct ieee80211_sub_if_data *sdata,
 					     before_lnkie,
 					     ARRAY_SIZE(before_lnkie),
 					     offset);
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 		offset = noffset;
 	}
 
@@ -672,7 +671,7 @@ ieee80211_tdls_add_chan_switch_req_ies(struct ieee80211_sub_if_data *sdata,
 	/* add any remaining IEs */
 	if (extra_ies_len) {
 		noffset = extra_ies_len;
-		pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+		skb_put_data(skb, extra_ies + offset, noffset - offset);
 	}
 }