kernel: allow EAP frames to pass through bridges even in learning state - fixes issue...
[openwrt.git] / target / linux / omap24xx / patches-2.6.38 / 590-cbus-tahvo-usb-ptr-fix.patch
1 Index: linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c
2 ===================================================================
3 --- linux-2.6.38-rc7.orig/drivers/cbus/tahvo-usb.c      2011-03-09 18:47:41.147540155 +0100
4 +++ linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c   2011-03-09 18:50:59.658485748 +0100
5 @@ -99,7 +99,7 @@ struct tahvo_usb {
6         int tahvo_mode;
7  #endif
8  };
9 -static struct platform_device tahvo_usb_device;
10 +static struct tahvo_usb *tahvo_usb_device;
11  
12  /*
13   * ---------------------------------------------------------------------------
14 @@ -114,8 +114,7 @@ static struct platform_device *tahvo_otg
15  
16  static irqreturn_t omap_otg_irq(int irq, void *arg)
17  {
18 -       struct platform_device *otg_dev = arg;
19 -       struct tahvo_usb *tu = platform_get_drvdata(otg_dev);
20 +       struct tahvo_usb *tu = arg;
21         u16 otg_irq;
22  
23         otg_irq = omap_readw(OTG_IRQ_SRC);
24 @@ -201,12 +200,12 @@ static int __init omap_otg_probe(struct
25  
26         return request_irq(tahvo_otg_dev->resource[1].start,
27                            omap_otg_irq, IRQF_DISABLED, DRIVER_NAME,
28 -                          &tahvo_usb_device);
29 +                          tahvo_usb_device);
30  }
31  
32  static int __exit omap_otg_remove(struct platform_device *pdev)
33  {
34 -       free_irq(tahvo_otg_dev->resource[1].start, &tahvo_usb_device);
35 +       free_irq(tahvo_otg_dev->resource[1].start, tahvo_usb_device);
36         tahvo_otg_dev = NULL;
37  
38         return 0;
39 @@ -659,6 +658,7 @@ static int __init tahvo_usb_probe(struct
40         tu = kzalloc(sizeof(*tu), GFP_KERNEL);
41         if (!tu)
42                 return -ENOMEM;
43 +       tahvo_usb_device = tu;
44  
45         tu->pt_dev = container_of(dev, struct platform_device, dev);
46  #ifdef CONFIG_USB_OTG
47 @@ -682,6 +682,7 @@ static int __init tahvo_usb_probe(struct
48                                 (unsigned long) tu, "vbus_interrupt");
49         if (ret != 0) {
50                 kfree(tu);
51 +               tahvo_usb_device = NULL;
52                 printk(KERN_ERR "Could not register Tahvo interrupt for VBUS\n");
53                 return ret;
54         }
55 @@ -708,6 +709,7 @@ static int __init tahvo_usb_probe(struct
56         ret = otg_set_transceiver(&tu->otg);
57         if (ret < 0) {
58                 printk(KERN_ERR "Cannot register USB transceiver\n");
59 +               tahvo_usb_device = NULL;
60                 kfree(tu);
61                 tahvo_free_irq(TAHVO_INT_VBUSON);
62                 return ret;
63 @@ -732,6 +734,8 @@ static int __exit tahvo_usb_remove(struc
64  #ifdef CONFIG_USB_OTG
65         device_remove_file(&pdev->dev, &dev_attr_otg_mode);
66  #endif
67 +       tahvo_usb_device = NULL;
68 +
69         return 0;
70  }
71