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* [PATCH][next] rtlwifi: btcoexist: remove redundant variable fw_ps_state
@ 2018-01-09 16:43 Colin King
  2018-01-09 16:48 ` Larry Finger
  2018-01-16 15:59 ` [next] " Kalle Valo
  0 siblings, 2 replies; 3+ messages in thread
From: Colin King @ 2018-01-09 16:43 UTC (permalink / raw)
  To: Ping-Ke Shih, Kalle Valo, Larry Finger, Yan-Hsuan Chuang,
	linux-wireless, netdev
  Cc: kernel-janitors, linux-kernel

From: Colin Ian King <colin.king@canonical.com>

Variable fw_ps_state is assigned a value but it is never read, hence
it is redundant and can be removed.

Cleans up clang warning:
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c:736:2:
warning: Value stored to 'fw_ps_state' is never read

Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
 drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c
index 5f3eda31187a..873bf9303d5d 100644
--- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c
+++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c
@@ -677,7 +677,7 @@ static void halbtc_display_wifi_status(struct btc_coexist *btcoexist,
 	u32 wifi_link_status = 0x0;
 	bool bt_hs_on = false, under_ips = false, under_lps = false;
 	bool low_power = false, dc_mode = false;
-	u8 wifi_chnl = 0, wifi_hs_chnl = 0, fw_ps_state;
+	u8 wifi_chnl = 0, wifi_hs_chnl = 0;
 	u8 ap_num = 0;
 
 	wifi_link_status = halbtc_get_wifi_link_status(btcoexist);
@@ -733,7 +733,6 @@ static void halbtc_display_wifi_status(struct btc_coexist *btcoexist,
 	dc_mode = true;	/*TODO*/
 	under_ips = rtlpriv->psc.inactive_pwrstate == ERFOFF ? 1 : 0;
 	under_lps = rtlpriv->psc.dot11_psmode == EACTIVE ? 0 : 1;
-	fw_ps_state = 0;
 	low_power = 0; /*TODO*/
 	seq_printf(m, "\n %-35s = %s%s%s%s",
 		   "Power Status",
-- 
2.15.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH][next] rtlwifi: btcoexist: remove redundant variable fw_ps_state
  2018-01-09 16:43 [PATCH][next] rtlwifi: btcoexist: remove redundant variable fw_ps_state Colin King
@ 2018-01-09 16:48 ` Larry Finger
  2018-01-16 15:59 ` [next] " Kalle Valo
  1 sibling, 0 replies; 3+ messages in thread
From: Larry Finger @ 2018-01-09 16:48 UTC (permalink / raw)
  To: Colin King, Ping-Ke Shih, Kalle Valo, Yan-Hsuan Chuang,
	linux-wireless, netdev
  Cc: kernel-janitors, linux-kernel

On 01/09/2018 10:43 AM, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> Variable fw_ps_state is assigned a value but it is never read, hence
> it is redundant and can be removed.

Acked-by: Larry Finger <Larry.Finger@lwfinger.net>

Thanks,

Larry

> 
> Cleans up clang warning:
> drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c:736:2:
> warning: Value stored to 'fw_ps_state' is never read
> 
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
>   drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c
> index 5f3eda31187a..873bf9303d5d 100644
> --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c
> +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c
> @@ -677,7 +677,7 @@ static void halbtc_display_wifi_status(struct btc_coexist *btcoexist,
>   	u32 wifi_link_status = 0x0;
>   	bool bt_hs_on = false, under_ips = false, under_lps = false;
>   	bool low_power = false, dc_mode = false;
> -	u8 wifi_chnl = 0, wifi_hs_chnl = 0, fw_ps_state;
> +	u8 wifi_chnl = 0, wifi_hs_chnl = 0;
>   	u8 ap_num = 0;
>   
>   	wifi_link_status = halbtc_get_wifi_link_status(btcoexist);
> @@ -733,7 +733,6 @@ static void halbtc_display_wifi_status(struct btc_coexist *btcoexist,
>   	dc_mode = true;	/*TODO*/
>   	under_ips = rtlpriv->psc.inactive_pwrstate == ERFOFF ? 1 : 0;
>   	under_lps = rtlpriv->psc.dot11_psmode == EACTIVE ? 0 : 1;
> -	fw_ps_state = 0;
>   	low_power = 0; /*TODO*/
>   	seq_printf(m, "\n %-35s = %s%s%s%s",
>   		   "Power Status",
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [next] rtlwifi: btcoexist: remove redundant variable fw_ps_state
  2018-01-09 16:43 [PATCH][next] rtlwifi: btcoexist: remove redundant variable fw_ps_state Colin King
  2018-01-09 16:48 ` Larry Finger
@ 2018-01-16 15:59 ` Kalle Valo
  1 sibling, 0 replies; 3+ messages in thread
From: Kalle Valo @ 2018-01-16 15:59 UTC (permalink / raw)
  To: Colin Ian King
  Cc: Ping-Ke Shih, Larry Finger, Yan-Hsuan Chuang, linux-wireless,
	netdev, kernel-janitors, linux-kernel

Colin Ian King <colin.king@canonical.com> wrote:

> From: Colin Ian King <colin.king@canonical.com>
> 
> Variable fw_ps_state is assigned a value but it is never read, hence
> it is redundant and can be removed.
> 
> Cleans up clang warning:
> drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c:736:2:
> warning: Value stored to 'fw_ps_state' is never read
> 
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> Acked-by: Larry Finger <Larry.Finger@lwfinger.net>

Patch applied to wireless-drivers-next.git, thanks.

7e2c49222b4e rtlwifi: btcoexist: remove redundant variable fw_ps_state

-- 
https://patchwork.kernel.org/patch/10152901/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2018-01-16 15:59 UTC | newest]

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2018-01-09 16:43 [PATCH][next] rtlwifi: btcoexist: remove redundant variable fw_ps_state Colin King
2018-01-09 16:48 ` Larry Finger
2018-01-16 15:59 ` [next] " Kalle Valo

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