From: Varka Bhadram <varkabhadram@xxxxxxxxx>
Sanity check on resource happening with devm_ioremap_resource().
Signed-off-by: Varka Bhadram <varkab@xxxxxxx>
Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/host/ohci-octeon.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)
diff --git a/drivers/usb/host/ohci-octeon.c b/drivers/usb/host/ohci-octeon.c
index 15af895..20d861b 100644
--- a/drivers/usb/host/ohci-octeon.c
+++ b/drivers/usb/host/ohci-octeon.c
@@ -120,12 +120,6 @@ static int ohci_octeon_drv_probe(struct platform_device *pdev)
return -ENODEV;
}
- res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (res_mem == NULL) {
- dev_err(&pdev->dev, "No register space assigned\n");
- return -ENODEV;
- }
-
/* Ohci is a 32-bit device. */
ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
@@ -135,14 +129,14 @@ static int ohci_octeon_drv_probe(struct platform_device *pdev)
if (!hcd)
return -ENOMEM;
- hcd->rsrc_start = res_mem->start;
- hcd->rsrc_len = resource_size(res_mem);
-
+ res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
reg_base = devm_ioremap_resource(&pdev->dev, res_mem);
if (IS_ERR(reg_base)) {
ret = PTR_ERR(reg_base);
goto err1;
}
+ hcd->rsrc_start = res_mem->start;
+ hcd->rsrc_len = resource_size(res_mem);
ohci_octeon_hw_start();
--
1.7.9.5
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