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Since i2c_unregister_device() became NULL-aware we may remove duplicate NULL check. Cc: Russell King <linux@armlinux.org.uk> Cc: David Airlie <airlied@linux.ie> Cc: dri-devel@lists.freedesktop.org Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171031142149.32512-8-andriy.shevchenko@linux.intel.com Acked-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>