Re: [PATCH 2/8 V3] rtlwifi: rtl8192de: Fix smatch warnings in rtl8192de/hw.c

[Sergei Shtylyov <sergei.shtylyov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>]

Hello.

On 09/18/2013 11:57 PM, Larry Finger wrote:

> Smatch lists the following:
>    CHECK   drivers/net/wireless/rtlwifi/rtl8192de/hw.c
> drivers/net/wireless/rtlwifi/rtl8192de/hw.c:1200 rtl92de_set_qos() info: ignoring unreachable code.
> drivers/net/wireless/rtlwifi/rtl8192de/hw.c:1200 rtl92de_set_qos() info: ignoring unreachable code.

> The dead code is deleted.

> Signed-off-by: Larry Finger <Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org>
> ---
>   drivers/net/wireless/rtlwifi/rtl8192de/hw.c |   19 -------------------
>   1 file changed, 19 deletions(-)

> Index: wireless-testing-save/drivers/net/wireless/rtlwifi/rtl8192de/hw.c
> ===================================================================
> --- wireless-testing-save.orig/drivers/net/wireless/rtlwifi/rtl8192de/hw.c
> +++ wireless-testing-save/drivers/net/wireless/rtlwifi/rtl8192de/hw.c
> @@ -1194,25 +1194,6 @@ void rtl92d_linked_set_reg(struct ieee80
>    * mac80211 will send pkt when scan */
>   void rtl92de_set_qos(struct ieee80211_hw *hw, int aci)
>   {
> -	struct rtl_priv *rtlpriv = rtl_priv(hw);
> -	rtl92d_dm_init_edca_turbo(hw);

    This call seems reachable...

> -	return;
> -	switch (aci) {
> -	case AC1_BK:
> -		rtl_write_dword(rtlpriv, REG_EDCA_BK_PARAM, 0xa44f);
> -		break;
> -	case AC0_BE:
> -		break;
> -	case AC2_VI:
> -		rtl_write_dword(rtlpriv, REG_EDCA_VI_PARAM, 0x5e4322);
> -		break;
> -	case AC3_VO:
> -		rtl_write_dword(rtlpriv, REG_EDCA_VO_PARAM, 0x2f3222);
> -		break;
> -	default:
> -		RT_ASSERT(false, "invalid aci: %d !\n", aci);
> -		break;
> -	}
>   }

WBR, Sergei

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