linux-kernel - [PATCH 4.9 239/241] USB: gadget: udc: Add missing platform_device_put() on error in bdc_pci

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Date:   Mon, 19 Mar 2018 19:08:24 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Wei Yongjun <weiyongjun1@...wei.com>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>
Subject: [PATCH 4.9 239/241] USB: gadget: udc: Add missing platform_device_put() on error in bdc_pci_probe()

4.9-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Wei Yongjun <weiyongjun1@...wei.com>

commit 8874ae5f15f3feef3b4a415b9aed51edcf449aa1 upstream.

Add the missing platform_device_put() before return from bdc_pci_probe()
in the platform_device_add_resources() error handling case.

Fixes: efed421a94e6 ("usb: gadget: Add UDC driver for Broadcom USB3.0 device controller IP BDC")
Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
Signed-off-by: Felipe Balbi <felipe.balbi@...ux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/usb/gadget/udc/bdc/bdc_pci.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/usb/gadget/udc/bdc/bdc_pci.c
+++ b/drivers/usb/gadget/udc/bdc/bdc_pci.c
@@ -82,6 +82,7 @@ static int bdc_pci_probe(struct pci_dev
 	if (ret) {
 		dev_err(&pci->dev,
 			"couldn't add resources to bdc device\n");
+		platform_device_put(bdc);
 		return ret;
 	}