fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / drivers / media / video / ov511.c

diff --git a/drivers/media/video/ov511.c b/drivers/media/video/ov511.c
index 1b07a61..b4db2cb 100644 (file)
--- a/drivers/media/video/ov511.c
+++ b/drivers/media/video/ov511.c
@@ -301,10 +301,11 @@ static struct symbolic_list senlist[] = {
 static struct symbolic_list urb_errlist[] = {
        { -ENOSR,       "Buffer error (overrun)" },
        { -EPIPE,       "Stalled (device not responding)" },
-       { -EOVERFLOW,   "Babble (bad cable?)" },
+       { -EOVERFLOW,   "Babble (device sends too much data)" },
        { -EPROTO,      "Bit-stuff error (bad cable?)" },
-       { -EILSEQ,      "CRC/Timeout" },
-       { -ETIMEDOUT,   "NAK (device does not respond)" },
+       { -EILSEQ,      "CRC/Timeout (bad cable?)" },
+       { -ETIME,       "Device does not respond to token" },
+       { -ETIMEDOUT,   "Device does not respond to command" },
        { -1, NULL }
 };
 
@@ -3502,7 +3503,7 @@ check_middle:
 }
 
 static void
-ov51x_isoc_irq(struct urb *urb, struct pt_regs *regs)
+ov51x_isoc_irq(struct urb *urb)
 {
        int i;
        struct usb_ov511 *ov;
@@ -5647,17 +5648,49 @@ static ssize_t show_exposure(struct class_device *cd, char *buf)
 }
 static CLASS_DEVICE_ATTR(exposure, S_IRUGO, show_exposure, NULL);
 
-static void ov_create_sysfs(struct video_device *vdev)
+static int ov_create_sysfs(struct video_device *vdev)
 {
-       video_device_create_file(vdev, &class_device_attr_custom_id);
-       video_device_create_file(vdev, &class_device_attr_model);
-       video_device_create_file(vdev, &class_device_attr_bridge);
-       video_device_create_file(vdev, &class_device_attr_sensor);
-       video_device_create_file(vdev, &class_device_attr_brightness);
-       video_device_create_file(vdev, &class_device_attr_saturation);
-       video_device_create_file(vdev, &class_device_attr_contrast);
-       video_device_create_file(vdev, &class_device_attr_hue);
-       video_device_create_file(vdev, &class_device_attr_exposure);
+       int rc;
+
+       rc = video_device_create_file(vdev, &class_device_attr_custom_id);
+       if (rc) goto err;
+       rc = video_device_create_file(vdev, &class_device_attr_model);
+       if (rc) goto err_id;
+       rc = video_device_create_file(vdev, &class_device_attr_bridge);
+       if (rc) goto err_model;
+       rc = video_device_create_file(vdev, &class_device_attr_sensor);
+       if (rc) goto err_bridge;
+       rc = video_device_create_file(vdev, &class_device_attr_brightness);
+       if (rc) goto err_sensor;
+       rc = video_device_create_file(vdev, &class_device_attr_saturation);
+       if (rc) goto err_bright;
+       rc = video_device_create_file(vdev, &class_device_attr_contrast);
+       if (rc) goto err_sat;
+       rc = video_device_create_file(vdev, &class_device_attr_hue);
+       if (rc) goto err_contrast;
+       rc = video_device_create_file(vdev, &class_device_attr_exposure);
+       if (rc) goto err_hue;
+
+       return 0;
+
+err_hue:
+       video_device_remove_file(vdev, &class_device_attr_hue);
+err_contrast:
+       video_device_remove_file(vdev, &class_device_attr_contrast);
+err_sat:
+       video_device_remove_file(vdev, &class_device_attr_saturation);
+err_bright:
+       video_device_remove_file(vdev, &class_device_attr_brightness);
+err_sensor:
+       video_device_remove_file(vdev, &class_device_attr_sensor);
+err_bridge:
+       video_device_remove_file(vdev, &class_device_attr_bridge);
+err_model:
+       video_device_remove_file(vdev, &class_device_attr_model);
+err_id:
+       video_device_remove_file(vdev, &class_device_attr_custom_id);
+err:
+       return rc;
 }
 
 /****************************************************************************
@@ -5816,7 +5849,11 @@ ov51x_probe(struct usb_interface *intf, const struct usb_device_id *id)
             ov->vdev->minor);
 
        usb_set_intfdata(intf, ov);
-       ov_create_sysfs(ov->vdev);
+       if (ov_create_sysfs(ov->vdev)) {
+               err("ov_create_sysfs failed");
+               goto error;
+       }
+
        return 0;
 
 error: