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Subject[PATCH usb v4 20/27] host: xhci-plat: remove duplicate check on resource
Date
From: Varka Bhadram <varkabhadram@gmail.com>

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>
Acked-by: Felipe Balbi <balbi@ti.com>
Reviewed-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
---
drivers/usb/host/xhci-plat.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 3d78b0c..e68b4ec 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -83,9 +83,6 @@ static int xhci_plat_probe(struct platform_device *pdev)
if (irq < 0)
return -ENODEV;

- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res)
- return -ENODEV;

if (of_device_is_compatible(pdev->dev.of_node,
"marvell,armada-375-xhci") ||
@@ -109,15 +106,16 @@ static int xhci_plat_probe(struct platform_device *pdev)
if (!hcd)
return -ENOMEM;

- hcd->rsrc_start = res->start;
- hcd->rsrc_len = resource_size(res);
-
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
hcd->regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(hcd->regs)) {
ret = PTR_ERR(hcd->regs);
goto put_hcd;
}

+ hcd->rsrc_start = res->start;
+ hcd->rsrc_len = resource_size(res);
+
/*
* Not all platforms have a clk so it is not an error if the
* clock does not exists.
--
1.7.9.5


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