diff options
Diffstat (limited to 'drivers/uio')
| -rw-r--r-- | drivers/uio/uio_dmem_genirq.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/uio/uio_dmem_genirq.c b/drivers/uio/uio_dmem_genirq.c index ebcf1434e296..81c88f7bbbcb 100644 --- a/drivers/uio/uio_dmem_genirq.c +++ b/drivers/uio/uio_dmem_genirq.c @@ -151,8 +151,6 @@ static int uio_dmem_genirq_probe(struct platform_device *pdev) int i; if (pdev->dev.of_node) { - int irq; - /* alloc uioinfo for one device */ uioinfo = kzalloc(sizeof(*uioinfo), GFP_KERNEL); if (!uioinfo) { @@ -163,13 +161,6 @@ static int uio_dmem_genirq_probe(struct platform_device *pdev) uioinfo->name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%pOFn", pdev->dev.of_node); uioinfo->version = "devicetree"; - - /* Multiple IRQs are not supported */ - irq = platform_get_irq(pdev, 0); - if (irq == -ENXIO) - uioinfo->irq = UIO_IRQ_NONE; - else - uioinfo->irq = irq; } if (!uioinfo || !uioinfo->name || !uioinfo->version) { @@ -199,8 +190,11 @@ static int uio_dmem_genirq_probe(struct platform_device *pdev) mutex_init(&priv->alloc_lock); if (!uioinfo->irq) { + /* Multiple IRQs are not supported */ ret = platform_get_irq(pdev, 0); - if (ret < 0) + if (ret == -ENXIO && pdev->dev.of_node) + ret = UIO_IRQ_NONE; + else if (ret < 0) goto bad1; uioinfo->irq = ret; } |