[PATCH] staging: rtl8712: rtl8712: fix sparse warnings

[PATCH] staging: rtl8712: rtl8712: fix sparse warnings

[Carlos Palminha]

Fixed the following sparse warnings:
* cast from restricted __le32
* invalid assignment from int to __le32

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
---
 drivers/staging/rtl8712/rtl8712_xmit.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/rtl8712/rtl8712_xmit.c b/drivers/staging/rtl8712/rtl8712_xmit.c
index c4f03a602a2e..67713643c923 100644
--- a/drivers/staging/rtl8712/rtl8712_xmit.c
+++ b/drivers/staging/rtl8712/rtl8712_xmit.c
@@ -561,19 +561,19 @@ static void update_txdesc(struct xmit_frame *pxmitframe, uint *pmem, int sz)

 			ptxdesc_mp = &txdesc_mp;
 			/* offset 8 */
-			ptxdesc->txdw2 = cpu_to_le32(ptxdesc_mp->txdw2);
+			ptxdesc->txdw2 = ptxdesc_mp->txdw2;
 			if (bmcst)
 				ptxdesc->txdw2 |= cpu_to_le32(BMC);
 			ptxdesc->txdw2 |= cpu_to_le32(BK);
 			/* offset 16 */
-			ptxdesc->txdw4 = cpu_to_le32(ptxdesc_mp->txdw4);
+			ptxdesc->txdw4 = ptxdesc_mp->txdw4;
 			/* offset 20 */
-			ptxdesc->txdw5 = cpu_to_le32(ptxdesc_mp->txdw5);
+			ptxdesc->txdw5 = ptxdesc_mp->txdw5;
 			pattrib->pctrl = 0;/* reset to zero; */
 		}
 	} else if (pxmitframe->frame_tag == MGNT_FRAMETAG) {
 		/* offset 4 */
-		ptxdesc->txdw1 |= (0x05) & 0x1f;/*CAM_ID(MAC_ID), default=5;*/
+		ptxdesc->txdw1 |= cpu_to_le32((0x05) & 0x1f);/*CAM_ID(MAC_ID), default=5;*/
 		qsel = (uint)(pattrib->qsel & 0x0000001f);
 		ptxdesc->txdw1 |= cpu_to_le32((qsel << QSEL_SHT) & 0x00001f00);
 		ptxdesc->txdw1 |= cpu_to_le32(BIT(16));/* Non-QoS */
--
2.11.0

Re: [PATCH] staging: rtl8712: rtl8712: fix sparse warnings

[Dan Carpenter]

On Wed, Feb 08, 2017 at 12:47:22AM +0000, Carlos Palminha wrote:
> Fixed the following sparse warnings:
> * cast from restricted __le32
> * invalid assignment from int to __le32
> 

The changelog doesn't give me any confidence that you understand the
implications of this patch.  You silenced the warning but I think you
may be introducing bugs (I haven't done a thourough review).

regards,
dan carpenter

Re: [PATCH] staging: rtl8712: rtl8712: fix sparse warnings

[Carlos Palminha]

On 08-02-2017 00:58, Dan Carpenter wrote:
> On Wed, Feb 08, 2017 at 12:47:22AM +0000, Carlos Palminha wrote:
>> Fixed the following sparse warnings:
>> * cast from restricted __le32
>> * invalid assignment from int to __le32
>>
>
> The changelog doesn't give me any confidence that you understand the
> implications of this patch.  You silenced the warning but I think you
> may be introducing bugs (I haven't done a thourough review).
>
> regards,
> dan carpenter
>
true... i was short on words.
will resend v2 with better description.

Regards,
C.Palminha

Re: [PATCH] staging: rtl8712: rtl8712: fix sparse warnings

[Dan Carpenter]

On Wed, Feb 08, 2017 at 01:19:39AM +0000, Carlos Palminha wrote:
> 
> 
> On 08-02-2017 00:58, Dan Carpenter wrote:
> >On Wed, Feb 08, 2017 at 12:47:22AM +0000, Carlos Palminha wrote:
> >>Fixed the following sparse warnings:
> >>* cast from restricted __le32
> >>* invalid assignment from int to __le32
> >>
> >
> >The changelog doesn't give me any confidence that you understand the
> >implications of this patch.  You silenced the warning but I think you
> >may be introducing bugs (I haven't done a thourough review).
> >
> >regards,
> >dan carpenter
> >
> true... i was short on words.
> will resend v2 with better description.

I'm pretty sure the original code is correct and just the sparse
annotations are wrong.

regards,
dan carpenter