From: varkabhadram@gmail.com
To: gregkh@linuxfoundation.org, linux-usb@vger.kernel.org
Cc: balbi@ti.com, stern@rowland.harvard.edu,
sergei.shtylyov@cogentembedded.com, linux-kernel@vger.kernel.org,
Varka Bhadram <varkabhadram@gmail.com>,
Varka Bhadram <varkab@cdac.in>
Subject: [PATCH usb v4 18/27] host: ehci-platform: remove duplicate check on resource
Date: Tue, 4 Nov 2014 07:51:25 +0530 [thread overview]
Message-ID: <1415067694-9473-19-git-send-email-varkabhadram@gmail.com> (raw)
In-Reply-To: <1415067694-9473-1-git-send-email-varkabhadram@gmail.com>
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>
---
drivers/usb/host/ehci-platform.c | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c
index da056fe..35a9aed 100644
--- a/drivers/usb/host/ehci-platform.c
+++ b/drivers/usb/host/ehci-platform.c
@@ -164,11 +164,6 @@ static int ehci_platform_probe(struct platform_device *dev)
dev_err(&dev->dev, "no irq provided");
return irq;
}
- res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0);
- if (!res_mem) {
- dev_err(&dev->dev, "no memory resource provided");
- return -ENXIO;
- }
hcd = usb_create_hcd(&ehci_platform_hc_driver, &dev->dev,
dev_name(&dev->dev));
@@ -250,14 +245,15 @@ static int ehci_platform_probe(struct platform_device *dev)
goto err_reset;
}
- hcd->rsrc_start = res_mem->start;
- hcd->rsrc_len = resource_size(res_mem);
-
+ res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0);
hcd->regs = devm_ioremap_resource(&dev->dev, res_mem);
if (IS_ERR(hcd->regs)) {
err = PTR_ERR(hcd->regs);
goto err_power;
}
+ hcd->rsrc_start = res_mem->start;
+ hcd->rsrc_len = resource_size(res_mem);
+
err = usb_add_hcd(hcd, irq, IRQF_SHARED);
if (err)
goto err_power;
--
1.7.9.5
next prev parent reply other threads:[~2014-11-04 2:28 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-04 2:21 [PATCH usb v4 00/27] cleanup on resource check varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 01/27] host: ehci-atmel: remove duplicate check on resource varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 02/27] host: ohci-da8xx: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 03/27] host: ehci-tegra: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 04/27] host: ehci-w90x900: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 05/27] host: ohci-at91: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 06/27] host: ohci-exynos: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 07/27] host: ohci-jz4740: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 08/27] host: ohci-octeon: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 09/27] host: ohci-platform: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 10/27] host: ohci-pxa27x: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 11/27] host: ehci-sh: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 12/27] host: ohci-spear: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 13/27] host: ehci-msm: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 14/27] host: ehci-mv: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 15/27] host: ehci-mxc: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 16/27] host: ehci-octeon: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 17/27] host: ehci-orion: " varkabhadram
2014-11-04 2:21 ` varkabhadram [this message]
2014-11-04 2:21 ` [PATCH usb v4 19/27] host: ehci-spear: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 20/27] host: xhci-plat: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 21/27] musb: musb_core: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 22/27] musb: musb_dsps: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 23/27] phy: phy-rcar-usb: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 24/27] dwc3: dwc3-keystone: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 25/27] host: ehci-fsl: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 26/27] host: ehci-exynos: " varkabhadram
2014-11-04 2:21 ` [PATCH usb v4 27/27] renesas_usbhs: common: " varkabhadram
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