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* [PATCH -next] staging: rtl8723bs: Remove unnecessary null check
@ 2019-10-10 15:33 YueHaibing
  0 siblings, 0 replies; 3+ messages in thread
From: YueHaibing @ 2019-10-10 15:33 UTC (permalink / raw)
  To: gregkh, shobhitkukreti, hariprasad.kelam, benniciemanuel78,
	nishkadg.linux, madhumithabiw, arnd, kai.heng.feng
  Cc: devel, YueHaibing, linux-kernel

Null check before kfree is redundant, so remove it.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/staging/rtl8723bs/os_dep/os_intfs.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/rtl8723bs/os_dep/os_intfs.c b/drivers/staging/rtl8723bs/os_dep/os_intfs.c
index 5044f73..74b097a 100644
--- a/drivers/staging/rtl8723bs/os_dep/os_intfs.c
+++ b/drivers/staging/rtl8723bs/os_dep/os_intfs.c
@@ -1141,8 +1141,7 @@ void rtw_ndev_destructor(struct net_device *ndev)
 {
 	DBG_871X(FUNC_NDEV_FMT "\n", FUNC_NDEV_ARG(ndev));
 
-	if (ndev->ieee80211_ptr)
-		kfree(ndev->ieee80211_ptr);
+	kfree(ndev->ieee80211_ptr);
 }
 
 void rtw_dev_unload(struct adapter *padapter)
-- 
2.7.4


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

* Re: [PATCH -next] staging: rtl8723bs: remove unnecessary null check
  2019-10-15 11:40 [PATCH -next] staging: rtl8723bs: remove " YueHaibing
@ 2019-10-15 11:46 ` Dan Carpenter
  0 siblings, 0 replies; 3+ messages in thread
From: Dan Carpenter @ 2019-10-15 11:46 UTC (permalink / raw)
  To: YueHaibing
  Cc: devel, hariprasad.kelam, julia.lawall, gregkh, linux-kernel,
	hardiksingh.k, nachukannan, hdegoede, jarias.linux,
	nishkadg.linux, pakki001, colin.king

On Tue, Oct 15, 2019 at 07:40:53PM +0800, YueHaibing wrote:
> Null check before kfree is redundant, so remove it.
> This is detected by coccinelle.
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  drivers/staging/rtl8723bs/core/rtw_xmit.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c
> index 7011c2a..4597f4f 100644
> --- a/drivers/staging/rtl8723bs/core/rtw_xmit.c
> +++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c
> @@ -2210,8 +2210,7 @@ void rtw_free_hwxmits(struct adapter *padapter)
>  	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
>  
>  	hwxmits = pxmitpriv->hwxmits;
> -	if (hwxmits)
> -		kfree(hwxmits);
> +	kfree(hwxmits);

Just do:

	kfree(pxmitpriv->hwxmits);

regards,
dan carpenter

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

* [PATCH -next] staging: rtl8723bs: remove unnecessary null check
@ 2019-10-15 11:40 YueHaibing
  2019-10-15 11:46 ` Dan Carpenter
  0 siblings, 1 reply; 3+ messages in thread
From: YueHaibing @ 2019-10-15 11:40 UTC (permalink / raw)
  To: gregkh, jarias.linux, julia.lawall, colin.king, hdegoede,
	hariprasad.kelam, nachukannan, pakki001, hardiksingh.k,
	nishkadg.linux
  Cc: devel, YueHaibing, linux-kernel

Null check before kfree is redundant, so remove it.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/staging/rtl8723bs/core/rtw_xmit.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c
index 7011c2a..4597f4f 100644
--- a/drivers/staging/rtl8723bs/core/rtw_xmit.c
+++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c
@@ -2210,8 +2210,7 @@ void rtw_free_hwxmits(struct adapter *padapter)
 	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
 
 	hwxmits = pxmitpriv->hwxmits;
-	if (hwxmits)
-		kfree(hwxmits);
+	kfree(hwxmits);
 }
 
 void rtw_init_hwxmits(struct hw_xmit *phwxmit, sint entry)
-- 
2.7.4


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

end of thread, other threads:[~2019-10-15 11:46 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2019-10-10 15:33 [PATCH -next] staging: rtl8723bs: Remove unnecessary null check YueHaibing
2019-10-15 11:40 [PATCH -next] staging: rtl8723bs: remove " YueHaibing
2019-10-15 11:46 ` Dan Carpenter

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