mac80211: cleanup kmalloc/memset -> kcalloc

Transform calls kmalloc/memset to a single kcalloc.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 6be485264236..7a38d2e76ca9 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -950,7 +950,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
 
         /* prepare reordering buffer */
         tid_agg_rx->reorder_buf =
-                kmalloc(buf_size * sizeof(struct sk_buff *), GFP_ATOMIC);
+                kcalloc(buf_size, sizeof(struct sk_buff *), GFP_ATOMIC);
         if (!tid_agg_rx->reorder_buf) {
 #ifdef CONFIG_MAC80211_HT_DEBUG
                 if (net_ratelimit())
@@ -960,8 +960,6 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
                 kfree(sta->ampdu_mlme.tid_rx[tid]);
                 goto end;
         }
-        memset(tid_agg_rx->reorder_buf, 0,
-                buf_size * sizeof(struct sk_buff *));
 
         if (local->ops->ampdu_action)
                 ret = local->ops->ampdu_action(hw, IEEE80211_AMPDU_RX_START,