From 8fb89f7e73f29fb8bc94430ef024c19807a0c1d3 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 23 Jul 2016 10:29:55 +0200 Subject: [PATCH] ledtrig-usbdev: fix duplicate match detection Signed-off-by: Felix Fietkau --- target/linux/generic/files/drivers/leds/ledtrig-usbdev.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/target/linux/generic/files/drivers/leds/ledtrig-usbdev.c b/target/linux/generic/files/drivers/leds/ledtrig-usbdev.c index effcae6f9e..2524bce93b 100644 --- a/target/linux/generic/files/drivers/leds/ledtrig-usbdev.c +++ b/target/linux/generic/files/drivers/leds/ledtrig-usbdev.c @@ -92,13 +92,14 @@ static int usbdev_trig_find_usb_dev(struct usb_device *usb_dev, void *data) { struct usbdev_trig_match *match = data; + if (strcmp(dev_name(&usb_dev->dev), match->device_name) != 0) + return 0; + if (WARN_ON(match->usb_dev)) return 0; - if (!strcmp(dev_name(&usb_dev->dev), match->device_name)) { - dev_dbg(&usb_dev->dev, "matched this device!\n"); - match->usb_dev = usb_get_dev(usb_dev); - } + dev_dbg(&usb_dev->dev, "matched this device!\n"); + match->usb_dev = usb_get_dev(usb_dev); return 0; } -- 2.30.2