From: Devendra Naga <devendra.aaru@gmail.com>
Date: Mon, 3 Jun 2013 21:16:21 +0000 (+0530)
Subject: staging: octeon-usb: call device_unregister when platform_device_register_simple... 
X-Git-Tag: firefly_0821_release~176^2~5845^2~298
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5e15430eaf0168d32df6d0dcacabdbab0448fb67;p=firefly-linux-kernel-4.4.55.git

staging: octeon-usb: call device_unregister when platform_device_register_simple fails

device_register is called before platform_device_register_simple gets called.
unregister and reset the octeon_usb_registered variable

Cc: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: David Daney <ddaney.cavm@gmail.com>
Signed-off-by: Devendra Naga <devendra.aaru@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/octeon-usb/octeon-hcd.c b/drivers/staging/octeon-usb/octeon-hcd.c
index f3a096be2aba..fa72d59e3aa0 100644
--- a/drivers/staging/octeon-usb/octeon-hcd.c
+++ b/drivers/staging/octeon-usb/octeon-hcd.c
@@ -785,6 +785,8 @@ static int __init octeon_usb_module_init(void)
         pdev = platform_device_register_simple((char*)octeon_usb_driver.name, device, &irq_resource, 1);
         if (IS_ERR(pdev)) {
             DEBUG_FATAL("OcteonUSB: Failed to allocate platform device for USB%d\n", device);
+		driver_unregister(&octeon_usb_driver);
+		octeon_usb_registered = 0;
             return PTR_ERR(pdev);
         }
         if (device < MAX_USB_PORTS)