Commit f609a139 authored Oct 18, 2013 by Tarun Gupta

USB: ehci-msm: Avoid possible null pointer dereference



devm_usb_get_phy can return null and value retuned by it is used in
otg_se_host so handle if devm_usb_get_phy retuns null and avoid null
pointer dereference.

CRs-fixed: 562868
Change-Id: Ic9e4069bf78254072bb07a6fc4d2c014b1cb8708
Signed-off-by: Tarun Gupta <tarung@codeaurora.org>

parent 61a09d4a

drivers/usb/host/ehci-msm.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -134,7 +134,7 @@ static int ehci_msm_probe(struct platform_device *pdev)
		* management.
		*/
		phy = devm_usb_get_phy(&pdev->dev, USB_PHY_TYPE_USB2);
		if (IS_ERR(phy)) {
		if (IS_ERR_OR_NULL(phy)) {
		dev_err(&pdev->dev, "unable to find transceiver\n");
		ret = -ENODEV;
		goto put_hcd;