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Commit acc27b6a authored by Saurabh Sengar's avatar Saurabh Sengar Committed by Greg Kroah-Hartman
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usb: host: pci_quirks: fix memory leak, by adding iounmap 



Added iounmap inorder to free memory mapped to pointer before returning

Signed-off-by: default avatarSaurabh Sengar <saurabh.truth@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f7d34b44

drivers/usb/host/pci-quirks.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -992,7 +992,7 @@ static void quirk_usb_handoff_xhci(struct pci_dev *pdev) 
	if ((ext_cap_offset + sizeof(val)) > len) {

	if ((ext_cap_offset + sizeof(val)) > len) {

		/* We're reading garbage from the controller */

		/* We're reading garbage from the controller */

		dev_warn(&pdev->dev, "xHCI controller failing to respond");

		dev_warn(&pdev->dev, "xHCI controller failing to respond");

		return;

		goto iounmap;

	}

	}

	val = readl(base + ext_cap_offset);

	val = readl(base + ext_cap_offset);
@@ -1055,6 +1055,7 @@ static void quirk_usb_handoff_xhci(struct pci_dev *pdev) 
			 XHCI_MAX_HALT_USEC, val);

			 XHCI_MAX_HALT_USEC, val);

	}

	}





iounmap:

	iounmap(base);

	iounmap(base);

}

}