patch "usb: host: xhci-plat: propagate return value of platform_get_irq()" added to usb-linus

patch "usb: host: xhci-plat: propagate return value of platform_get_irq()" added to usb-linus

[gregkh]

This is a note to let you know that I've just added the patch titled

    usb: host: xhci-plat: propagate return value of platform_get_irq()

to my usb git tree which can be found at
    git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git
in the usb-linus branch.

The patch will show up in the next release of the linux-next tree
(usually sometime within the next 24 hours during the week.)

The patch will hopefully also be merged in Linus's tree for the
next -rc kernel release.

If you have any questions about this process, please let me know.


>From 4b148d5144d64ee135b8924350cb0b3a7fd21150 Mon Sep 17 00:00:00 2001
From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Date: Wed, 17 May 2017 18:32:06 +0300
Subject: usb: host: xhci-plat: propagate return value of platform_get_irq()

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 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 7c2a9e7c8e0f..c04144b25a67 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -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
-- 
2.13.0