diff options
| author | Yang Yingliang <yangyingliang@huawei.com> | 2023-11-29 17:00:00 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-12-11 17:36:54 +0530 |
| commit | bffa7218dcddb80e7f18dfa545dd4b359b11dd93 (patch) | |
| tree | d248b6e105630558fb161daecb4e7fff9e20f8af /drivers/dma | |
| parent | 0c154698a0fc32957d00c6009d5389e086dc8acf (diff) | |
| download | linux-bffa7218dcddb80e7f18dfa545dd4b359b11dd93.tar.gz | |
dmaengine: fsl-edma: fix wrong pointer check in fsl_edma3_attach_pd()
device_link_add() returns NULL pointer not PTR_ERR() when it fails,
so replace the IS_ERR() check with NULL pointer check.
Fixes: 72f5801a4e2b ("dmaengine: fsl-edma: integrate v3 support")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20231129090000.841440-1-yangyingliang@huaweicloud.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/fsl-edma-main.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index aea7a703dda7e..238a69bd0d6f5 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -396,9 +396,8 @@ static int fsl_edma3_attach_pd(struct platform_device *pdev, struct fsl_edma_eng link = device_link_add(dev, pd_chan, DL_FLAG_STATELESS | DL_FLAG_PM_RUNTIME | DL_FLAG_RPM_ACTIVE); - if (IS_ERR(link)) { - dev_err(dev, "Failed to add device_link to %d: %ld\n", i, - PTR_ERR(link)); + if (!link) { + dev_err(dev, "Failed to add device_link to %d\n", i); return -EINVAL; } |