diff options
| author |   Samuel Zou <zou_wei@huawei.com> | 2020-05-06 17:25:46 +0800 |
|---|---|---|
| committer |   Vinod Koul <vkoul@kernel.org> | 2020-05-13 20:22:19 +0530 |
| commit | 214a0006b2c83ffa41794a424a9dd6758ca9eb4d (patch) | |
| tree | 175dda9f6fa18e09658249418bce00c3bf0bd095 /drivers/dma | |
| parent | dmaengine: moxart-dma: Drop pointless static qualifier in moxart_probe() (diff) | |
| download | wireguard-linux-214a0006b2c83ffa41794a424a9dd6758ca9eb4d.tar.xz wireguard-linux-214a0006b2c83ffa41794a424a9dd6758ca9eb4d.zip | |
dmaengine: ti: k3-udma: Use PTR_ERR_OR_ZERO() to simplify code
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
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Samuel Zou <zou_wei@huawei.com>
Link: https://lore.kernel.org/r/1588757146-38858-1-git-send-email-zou_wei@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/ti/k3-udma.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index fa53234d8f09..80d64f71a7cb 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) |