On 10/30/2014 08:08 PM, Sergei Shtylyov wrote:
From: Varka Bhadram <varkabhad...@gmail.com>
Sanity check on resource happening with devm_ioremap_resource().
Signed-off-by: Varka Bhadram <var...@cdac.in>
Acked-by: Alan Stern <st...@rowland.harvard.edu>
---
drivers/usb/host/ehci-sead3.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/host/ehci-sead3.c b/drivers/usb/host/ehci-sead3.c
index cf12676..9b6e8d0 100644
--- a/drivers/usb/host/ehci-sead3.c
+++ b/drivers/usb/host/ehci-sead3.c
@@ -110,14 +110,13 @@ static int ehci_hcd_sead3_drv_probe(struct
platform_device *pdev)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- hcd->rsrc_start = res->start;
- hcd->rsrc_len = resource_size(res);
Oops, this would blow up if 'res' is NULL.
-
hcd->regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(hcd->regs)) {
ret = PTR_ERR(hcd->regs);
goto err1;
}
+ hcd->rsrc_start = res->start;
+ hcd->rsrc_len = resource_size(res);
So this is actually a fix, not a cleanup.
And the subject doesn't correctly describe what the patch does too...
WBR, Sergei
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