From: Johannes Berg Date: Mon, 5 Mar 2012 19:24:22 +0000 (-0800) Subject: iwlwifi: simplify code in iwlagn_key_sta_id X-Git-Tag: v3.4-rc1~177^2~108^2~142 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=40e4e6868c532b439754154d69a2837dbf9bd91e;p=platform%2Fkernel%2Flinux-3.10.git iwlwifi: simplify code in iwlagn_key_sta_id Simplify the code by returning directly in the error case and replacing the switch/if with a single if statement. Signed-off-by: Johannes Berg Signed-off-by: Wey-Yi Guy Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c index f1298cd..3eb8fd4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c @@ -1080,32 +1080,19 @@ static u8 iwlagn_key_sta_id(struct iwl_priv *priv, struct ieee80211_sta *sta) { struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; - u8 sta_id = IWL_INVALID_STATION; if (sta) - sta_id = iwl_sta_id(sta); + return iwl_sta_id(sta); /* * The device expects GTKs for station interfaces to be * installed as GTKs for the AP station. If we have no * station ID, then use the ap_sta_id in that case. */ - if (!sta && vif && vif_priv->ctx) { - switch (vif->type) { - case NL80211_IFTYPE_STATION: - sta_id = vif_priv->ctx->ap_sta_id; - break; - default: - /* - * In all other cases, the key will be - * used either for TX only or is bound - * to a station already. - */ - break; - } - } + if (vif->type == NL80211_IFTYPE_STATION && vif_priv->ctx) + return vif_priv->ctx->ap_sta_id; - return sta_id; + return IWL_INVALID_STATION; } static int iwlagn_send_sta_key(struct iwl_priv *priv,