usb: host: xhci-plat: propagate return value of platform_get_irq()
authorThomas Petazzoni <thomas.petazzoni@free-electrons.com>
Wed, 17 May 2017 15:32:06 +0000 (18:32 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 18 May 2017 13:19:42 +0000 (15:19 +0200)
platform_get_irq() returns an error code, but the xhci-plat driver
ignores it and always returns -ENODEV. This is not correct, and
prevents -EPROBE_DEFER from being propagated properly.

CC: <stable@vger.kernel.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/xhci-plat.c

index 7c2a9e7..c04144b 100644 (file)
@@ -177,7 +177,7 @@ static int xhci_plat_probe(struct platform_device *pdev)
 
        irq = platform_get_irq(pdev, 0);
        if (irq < 0)
-               return -ENODEV;
+               return irq;
 
        /*
         * sysdev must point to a device that is known to the system firmware