mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-20 22:23:27 +00:00
43 lines
1.5 KiB
Diff
43 lines
1.5 KiB
Diff
From 35e57e1b49a351aa804dab6010cd46ae6112a541 Mon Sep 17 00:00:00 2001
|
|
From: Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>
|
|
Date: Wed, 21 Aug 2013 01:43:07 -0700
|
|
Subject: [PATCH] hso: Earlier catch of error condition
|
|
|
|
commit 35e57e1b49a351aa804dab6010cd46ae6112a541 upstream.
|
|
|
|
There is no need to get an interface specification if we know it's the
|
|
wrong one.
|
|
|
|
Signed-off-by: Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>
|
|
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
|
|
Signed-off-by: David S. Miller <davem@davemloft.net>
|
|
---
|
|
drivers/net/usb/hso.c | 9 +++++----
|
|
1 file changed, 5 insertions(+), 4 deletions(-)
|
|
|
|
--- a/drivers/net/usb/hso.c
|
|
+++ b/drivers/net/usb/hso.c
|
|
@@ -2886,6 +2886,11 @@ static int hso_probe(struct usb_interfac
|
|
struct hso_shared_int *shared_int;
|
|
struct hso_device *tmp_dev = NULL;
|
|
|
|
+ if (interface->cur_altsetting->desc.bInterfaceClass != 0xFF) {
|
|
+ dev_err(&interface->dev, "Not our interface\n");
|
|
+ return -ENODEV;
|
|
+ }
|
|
+
|
|
if_num = interface->altsetting->desc.bInterfaceNumber;
|
|
|
|
/* Get the interface/port specification from either driver_info or from
|
|
@@ -2895,10 +2900,6 @@ static int hso_probe(struct usb_interfac
|
|
else
|
|
port_spec = hso_get_config_data(interface);
|
|
|
|
- if (interface->cur_altsetting->desc.bInterfaceClass != 0xFF) {
|
|
- dev_err(&interface->dev, "Not our interface\n");
|
|
- return -ENODEV;
|
|
- }
|
|
/* Check if we need to switch to alt interfaces prior to port
|
|
* configuration */
|
|
if (interface->num_altsetting > 1)
|