USB: fix __must_check warnings in drivers/usb/class/

Signed-off-by: N Greg Kroah-Hartman <gregkh@suse.de>

USB: fix __must_check warnings in drivers/usb/class/
Signed-off-by: N Greg Kroah-Hartman <gregkh@suse.de>
96cede53 · Greg Kroah-Hartman · e7ccdfec · 96cede53
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drivers/usb/class/usblp.c drivers/usb/class/usblp.c +3 -1

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--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -927,7 +927,9 @@ static int usblp_probe(struct usb_interface *intf,

 	/* Retrieve and store the device ID string. */
 	usblp_cache_device_id_string(usblp);
-	device_create_file(&intf->dev, &dev_attr_ieee1284_id);
+	retval = device_create_file(&intf->dev, &dev_attr_ieee1284_id);
+	if (retval)
+		goto abort_intfdata;

 #ifdef DEBUG
 	usblp_check_status(usblp, 0);