From: Randy Dunlap <[email protected]>

Build fails when CONFIG_I2C=n, so handle that case in the if block:

drivers/built-in.o: In function `v4l2_device_unregister':
(.text+0x157821): undefined reference to `i2c_unregister_device'

Signed-off-by: Randy Dunlap <[email protected]>
---
 drivers/media/video/v4l2-device.c |    2 ++
 1 file changed, 2 insertions(+)

--- linux-next-20090511.orig/drivers/media/video/v4l2-device.c
+++ linux-next-20090511/drivers/media/video/v4l2-device.c
@@ -85,6 +85,7 @@ void v4l2_device_unregister(struct v4l2_
        /* Unregister subdevs */
        list_for_each_entry_safe(sd, next, &v4l2_dev->subdevs, list) {
                v4l2_device_unregister_subdev(sd);
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
                if (sd->flags & V4L2_SUBDEV_FL_IS_I2C) {
                        struct i2c_client *client = v4l2_get_subdevdata(sd);
 
@@ -95,6 +96,7 @@ void v4l2_device_unregister(struct v4l2_
                        if (client)
                                i2c_unregister_device(client);
                }
+#endif
        }
 }
 EXPORT_SYMBOL_GPL(v4l2_device_unregister);


-- 
~Randy
LPC 2009, Sept. 23-25, Portland, Oregon
http://linuxplumbersconf.org/2009/
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