drivers: ipmi: Drop device reference

Drop the reference to a device found via bus_find_device()

Cc: Corey Minyard <[e-mail]>
Cc: Arnd Bergmann <[e-mail]>
Cc: Greg Kroah-Hartman <[e-mail]>
Signed-off-by: Suzuki K Poulose <[e-mail]>
Message-Id: <[e-mail]>
[Moved the put_device() to after the platform_device_unregister(), for
better style.]
Signed-off-by: Corey Minyard <[e-mail]>

drivers/char/ipmi/ipmi_si_platform.c

···
 		struct platform_device *pdev = to_platform_device(dev);
 
 		platform_device_unregister(pdev);
+		put_device(dev);
 	}
 }