From: Samuel Zou <zou_wei@huawei.com>
To: Peter Ujfalusi <peter.ujfalusi@ti.com>,
<dan.j.williams@intel.com>, <vkoul@kernel.org>
Cc: <dmaengine@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -next] dmaengine: ti: k3-udma: Use PTR_ERR_OR_ZERO() to simplify code
Date: Thu, 14 May 2020 17:09:16 +0800 [thread overview]
Message-ID: <ee9877ba-b310-9e6e-12e3-4eb5b09c4e75@huawei.com> (raw)
In-Reply-To: <f9ae33c9-5a8a-d10a-5bb3-ecf9ee5d81f5@ti.com>
Hi Peter,
I'm sorry for my mistake.
Thanks for your comments and suggestions.
On 2020/5/14 16:33, Peter Ujfalusi wrote:
> Hi Samuel,
>
> On 06/05/2020 12.25, Samuel Zou wrote:
>> Fixes coccicheck warnings:
>>
>> drivers/dma/ti/k3-udma.c:1294:1-3: WARNING: PTR_ERR_OR_ZERO can be used
>> drivers/dma/ti/k3-udma.c:1311:1-3: WARNING: PTR_ERR_OR_ZERO can be used
>> drivers/dma/ti/k3-udma.c:1376:1-3: WARNING: PTR_ERR_OR_ZERO can be used
>
> Thanks for the patch, I have missed it as I was not in CC for it.
> scripts/get_maintainer.pl would have tipped for a wider recipient list..
>
>> Reported-by: Hulk Robot <hulkci@huawei.com>
>> Signed-off-by: Samuel Zou <zou_wei@huawei.com>
>> ---
>> drivers/dma/ti/k3-udma.c | 12 +++---------
>> 1 file changed, 3 insertions(+), 9 deletions(-)
>>
>> diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
>> index 0a04174..f5775ca 100644
>> --- a/drivers/dma/ti/k3-udma.c
>> +++ b/drivers/dma/ti/k3-udma.c
>> @@ -1291,10 +1291,8 @@ static int udma_get_tchan(struct udma_chan *uc)
>> }
>>
>> uc->tchan = __udma_reserve_tchan(ud, uc->config.channel_tpl, -1);
>> - if (IS_ERR(uc->tchan))
>> - return PTR_ERR(uc->tchan);
>>
>> - return 0;
>> + return PTR_ERR_OR_ZERO(uc->tchan);
>> }
>>
>> static int udma_get_rchan(struct udma_chan *uc)
>> @@ -1308,10 +1306,8 @@ static int udma_get_rchan(struct udma_chan *uc)
>> }
>>
>> uc->rchan = __udma_reserve_rchan(ud, uc->config.channel_tpl, -1);
>> - if (IS_ERR(uc->rchan))
>> - return PTR_ERR(uc->rchan);
>>
>> - return 0;
>> + return PTR_ERR_OR_ZERO(uc->rchan);
>> }
>>
>> static int udma_get_chan_pair(struct udma_chan *uc)
>> @@ -1373,10 +1369,8 @@ static int udma_get_rflow(struct udma_chan *uc, int flow_id)
>> }
>>
>> uc->rflow = __udma_get_rflow(ud, flow_id);
>> - if (IS_ERR(uc->rflow))
>> - return PTR_ERR(uc->rflow);
>>
>> - return 0;
>> + return PTR_ERR_OR_ZERO(uc->rflow);
>> }
>>
>> static void udma_put_rchan(struct udma_chan *uc)
>>
>
> - Péter
>
> Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
> Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
>
prev parent reply other threads:[~2020-05-14 9:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-06 9:25 [PATCH -next] dmaengine: ti: k3-udma: Use PTR_ERR_OR_ZERO() to simplify code Samuel Zou
2020-05-13 14:52 ` Vinod Koul
2020-05-14 8:33 ` Peter Ujfalusi
2020-05-14 9:09 ` Samuel Zou [this message]
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