linux-kernel - Re: [PATCH v3 5/5] staging: r8188eu: incorrect type in assignment

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Date:   Sun, 22 Aug 2021 15:25:05 -0500
From:   Larry Finger <Larry.Finger@...inger.net>
To:     Aakash Hemadri <aakashhemadri123@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Phillip Potter <phil@...lpotter.co.uk>
Cc:     linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 5/5] staging: r8188eu: incorrect type in assignment

On 8/21/21 11:18 AM, Aakash Hemadri wrote:
> Fix sparse warning:
>> rtw_br_ext.c:516:57: warning: incorrect type in assignment
>      (different base types)
>> rtw_br_ext.c:516:57:    expected unsigned short
>> rtw_br_ext.c:516:57:    got restricted __be16 [usertype]
> 
> *pMagic holds __be16 change it's type to __be16
> 
> Signed-off-by: Aakash Hemadri <aakashhemadri123@...il.com>
> ---
>   drivers/staging/r8188eu/core/rtw_br_ext.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/r8188eu/core/rtw_br_ext.c b/drivers/staging/r8188eu/core/rtw_br_ext.c
> index 83a4594a4214..14cf13516d34 100644
> --- a/drivers/staging/r8188eu/core/rtw_br_ext.c
> +++ b/drivers/staging/r8188eu/core/rtw_br_ext.c
> @@ -474,7 +474,7 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
>   		/*                Handle PPPoE frame                 */
>   		/*---------------------------------------------------*/
>   		struct pppoe_hdr *ph = (struct pppoe_hdr *)(skb->data + ETH_HLEN);
> -		unsigned short *pMagic;
> +		__be16 *pMagic;
>   
>   		switch (method) {
>   		case NAT25_CHECK:
> @@ -512,7 +512,7 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
>   						tag->tag_len = htons(MAGIC_CODE_LEN+RTL_RELAY_TAG_LEN+old_tag_len);
>   
>   						/*  insert the magic_code+client mac in relay tag */
> -						pMagic = (unsigned short *)tag->tag_data;
> +						pMagic = (__be16 *)tag->tag_data;
>   						*pMagic = htons(MAGIC_CODE);
>   						memcpy(tag->tag_data+MAGIC_CODE_LEN, skb->data+ETH_ALEN, ETH_ALEN);
>   
> 

For all 5 patches,

Ack by Larry Finger <Larry.finger#lwfinger.net>

Thanks,

Larry