host: ehci-octeon: remove duplicate check on resource

Sanity check on resource happening with devm_ioremap_resource().

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 3 insertions, 9 deletions

diff --git a/drivers/usb/host/ehci-octeon.c b/drivers/usb/host/ehci-octeon.c
index 9051439039a7..2d0c4bcba579 100644
--- a/drivers/usb/host/ehci-octeon.c
+++ b/drivers/usb/host/ehci-octeon.c
@@ -106,12 +106,6 @@ static int ehci_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;
-        }
-
         /*
          * We can DMA from anywhere. But the descriptors must be in
          * the lower 4GB.
@@ -125,14 +119,14 @@ static int ehci_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);
         hcd->regs = devm_ioremap_resource(&pdev->dev, res_mem);
         if (IS_ERR(hcd->regs)) {
                 ret = PTR_ERR(hcd->regs);
                 goto err1;
         }
+        hcd->rsrc_start = res_mem->start;
+        hcd->rsrc_len = resource_size(res_mem);
 
         ehci_octeon_start();