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* [PATCH v2] staging: r8188eu: keep the success path and error path separate
@ 2022-02-09 19:07 Vihas Makwana
  2022-02-09 19:13 ` Pavel Skripkin
  2022-02-10  6:48 ` Dan Carpenter
  0 siblings, 2 replies; 3+ messages in thread
From: Vihas Makwana @ 2022-02-09 19:07 UTC (permalink / raw)
  To: Larry Finger, Phillip Potter, Greg Kroah-Hartman, Michael Straube,
	Martin Kaiser
  Cc: Dan Carpenter, linux-staging, linux-kernel, Pavel Skripkin,
	Vihas Makwana

Keep the success path and error path separate in rtw_usb_if1_init() and
drop the "status" variable.
Also, remove do-nothing gotos.

Signed-off-by: Vihas Makwana <makvihas@gmail.com>
---
v1->v2:
    Just `return NULL` instead of `padapter=NULL/return padapter`
 drivers/staging/r8188eu/os_dep/usb_intf.c | 30 +++++++++--------------
 1 file changed, 12 insertions(+), 18 deletions(-)

diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
index 10c33e2ae..668e79a3c 100644
--- a/drivers/staging/r8188eu/os_dep/usb_intf.c
+++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
@@ -336,13 +336,13 @@ static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj,
 {
 	struct adapter *padapter = NULL;
 	struct net_device *pnetdev = NULL;
-	int status = _FAIL;
 	struct io_priv *piopriv;
 	struct intf_hdl *pintf;
 
 	padapter = vzalloc(sizeof(*padapter));
 	if (!padapter)
-		goto exit;
+		return NULL;
+
 	padapter->dvobj = dvobj;
 	dvobj->if1 = padapter;
 
@@ -421,26 +421,20 @@ static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj,
 		, padapter->hw_init_completed
 	);
 
-	status = _SUCCESS;
+	return padapter;
 
 free_drv_sw:
-	if (status != _SUCCESS) {
-		rtw_cancel_all_timer(padapter);
-		rtw_free_drv_sw(padapter);
-	}
+	rtw_cancel_all_timer(padapter);
+	rtw_free_drv_sw(padapter);
 handle_dualmac:
-	if (status != _SUCCESS)
-		rtw_handle_dualmac(padapter, 0);
+	rtw_handle_dualmac(padapter, 0);
 free_adapter:
-	if (status != _SUCCESS) {
-		if (pnetdev)
-			rtw_free_netdev(pnetdev);
-		else if (padapter)
-			vfree(padapter);
-		padapter = NULL;
-	}
-exit:
-	return padapter;
+	if (pnetdev)
+		rtw_free_netdev(pnetdev);
+	else if (padapter)
+		vfree(padapter);
+
+	return NULL;
 }
 
 static void rtw_usb_if1_deinit(struct adapter *if1)
-- 
2.30.2


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

* Re: [PATCH v2] staging: r8188eu: keep the success path and error path separate
  2022-02-09 19:07 [PATCH v2] staging: r8188eu: keep the success path and error path separate Vihas Makwana
@ 2022-02-09 19:13 ` Pavel Skripkin
  2022-02-10  6:48 ` Dan Carpenter
  1 sibling, 0 replies; 3+ messages in thread
From: Pavel Skripkin @ 2022-02-09 19:13 UTC (permalink / raw)
  To: Vihas Makwana, Larry Finger, Phillip Potter, Greg Kroah-Hartman,
	Michael Straube, Martin Kaiser
  Cc: Dan Carpenter, linux-staging, linux-kernel

Hi Vihas,

On 2/9/22 22:07, Vihas Makwana wrote:
> Keep the success path and error path separate in rtw_usb_if1_init() and
> drop the "status" variable.
> Also, remove do-nothing gotos.
> 
> Signed-off-by: Vihas Makwana <makvihas@gmail.com>
> ---

Looks good, thanks

Reviewed-by: Pavel Skripkin <paskripkin@gmail.com>

> v1->v2:
>      Just `return NULL` instead of `padapter=NULL/return padapter`
>   drivers/staging/r8188eu/os_dep/usb_intf.c | 30 +++++++++--------------
>   1 file changed, 12 insertions(+), 18 deletions(-)
> 
> diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
> index 10c33e2ae..668e79a3c 100644
> --- a/drivers/staging/r8188eu/os_dep/usb_intf.c
> +++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
> @@ -336,13 +336,13 @@ static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj,
>   {
>   	struct adapter *padapter = NULL;
>   	struct net_device *pnetdev = NULL;
> -	int status = _FAIL;
>   	struct io_priv *piopriv;
>   	struct intf_hdl *pintf;
>   
>   	padapter = vzalloc(sizeof(*padapter));
>   	if (!padapter)
> -		goto exit;
> +		return NULL;
> +
>   	padapter->dvobj = dvobj;
>   	dvobj->if1 = padapter;
>   
> @@ -421,26 +421,20 @@ static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj,
>   		, padapter->hw_init_completed
>   	);
>   
> -	status = _SUCCESS;
> +	return padapter;
>   
>   free_drv_sw:
> -	if (status != _SUCCESS) {
> -		rtw_cancel_all_timer(padapter);
> -		rtw_free_drv_sw(padapter);
> -	}
> +	rtw_cancel_all_timer(padapter);
> +	rtw_free_drv_sw(padapter);
>   handle_dualmac:
> -	if (status != _SUCCESS)
> -		rtw_handle_dualmac(padapter, 0);
> +	rtw_handle_dualmac(padapter, 0);
>   free_adapter:
> -	if (status != _SUCCESS) {
> -		if (pnetdev)
> -			rtw_free_netdev(pnetdev);
> -		else if (padapter)
> -			vfree(padapter);
> -		padapter = NULL;
> -	}
> -exit:
> -	return padapter;
> +	if (pnetdev)
> +		rtw_free_netdev(pnetdev);
> +	else if (padapter)
> +		vfree(padapter);
> +
> +	return NULL;
>   }
>   
>   static void rtw_usb_if1_deinit(struct adapter *if1)


With regards,
Pavel Skripkin

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

* Re: [PATCH v2] staging: r8188eu: keep the success path and error path separate
  2022-02-09 19:07 [PATCH v2] staging: r8188eu: keep the success path and error path separate Vihas Makwana
  2022-02-09 19:13 ` Pavel Skripkin
@ 2022-02-10  6:48 ` Dan Carpenter
  1 sibling, 0 replies; 3+ messages in thread
From: Dan Carpenter @ 2022-02-10  6:48 UTC (permalink / raw)
  To: Vihas Makwana
  Cc: Larry Finger, Phillip Potter, Greg Kroah-Hartman, Michael Straube,
	Martin Kaiser, linux-staging, linux-kernel, Pavel Skripkin

On Thu, Feb 10, 2022 at 12:37:53AM +0530, Vihas Makwana wrote:
> Keep the success path and error path separate in rtw_usb_if1_init() and
> drop the "status" variable.
> Also, remove do-nothing gotos.
> 
> Signed-off-by: Vihas Makwana <makvihas@gmail.com>
> ---

Looks good.  Thanks!

Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>

regards,
dan carpenter


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

end of thread, other threads:[~2022-02-10  6:49 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2022-02-09 19:07 [PATCH v2] staging: r8188eu: keep the success path and error path separate Vihas Makwana
2022-02-09 19:13 ` Pavel Skripkin
2022-02-10  6:48 ` Dan Carpenter

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